29results about How to "Realize digital management" patented technology

The invention discloses an offshore bridge engineering digital intelligent construction system based on BIM data communication, and the construction system comprises five working modules: a construction design module, a construction deepening module, a construction building module, a completion operation and maintenance module, and a general data environment system module. The invention provides an offshore bridge engineering digital intelligent construction system based on BIM data communication, provides a data communication method of main model continuous iteration and sub-model difference derivation, and realizes digital management of full-life-cycle construction of offshore bridge engineering.

The invention discloses an automatic homework correcting system. Comprising a handwriting collection module, an OCR recognition module, a wrongly written character correction module and an intelligent scoring module. The handwriting acquisition module is used for acquiring handwriting; the OCR recognition module is used for recognizing the handwriting; the wrongly written character correction module is used for correcting wrongly written characters; the intelligent scoring module is used for comprehensive consideration; the test paper handwriting is collected and quickly converted into text data, the CR recognition module can accurately recognize the writing content of the test paper, the writing content can be accurately converted into texts even in the face of different writing styles and handwriting characteristics, and the wrongly written character correction module can ensure the text accuracy of examinee answers; the intelligent scoring module is combined with question requirements, a standard question solving process and an examinee answering process, deep analysis is carried out through an LLM large language model, objective and accurate scores and targeted comments can be given, and the accuracy and reliability of examination review are improved.

The invention discloses a hedge wall type layered fruit bearing tree shape cultivation method for kumquats, and belongs to the field of fruit tree cultivation. The crown height of a fruit tree shape obtained through the method is 2.2 m, and the width of a hedge wall fruit bearing layer is 0.8-1.2 m; no branch is arranged below 70 cm of the central branch, two branch tips with the length of about 50 cm are arranged on the central branch above 70 cm every 40 cm on average, the branch tips are evenly distributed on the two sides of the central branch and fixed to the iron wires to enable the central branch to grow transversely, five second-level side branches are reserved on each side branch, three third-level side branches are reserved on each second-level side branch, and two fruiting mother branches are reserved on each third-level side branch. The tree shape needs to be managed from seedlings, can be formed in two years, and can have a certain yield in the third year. Through manual topping, bud touching or cutting back, reserved bearing branches can be controlled, and the effect that the expected yield is controllable can be achieved. The bearing branch groups of the tree form are artificially fixed to grow in the direction perpendicular to the side branches, the bearing branch groups are not crossed, mechanical damage is little, picking is convenient, the photosynthetic efficiency is uniform through the layered bearing mode, the fruit quality difference is small, and the fruit commodity rate is high.

The invention provides a decoration progress management method based on virtual reality, and the method comprises the steps: carrying out the immersive roaming of a decoration virtual reality scene through a virtual reality head-mounted display device, obtaining the interaction operation data of a decoration material and a construction scheme of a user, and employing a recommendation algorithm based on user collaborative filtering, recommending an optimized decoration scheme in the decoration virtual reality scene according to the interactive operation data; the optimized decoration scheme is discussed and modified in a virtual space shared by multiple persons through a virtual reality collaboration platform, a distributed data synchronization mechanism is adopted, decoration virtual reality scenes among different users are synchronized, and the synchronization delay of the distributed data synchronization mechanism does not exceed 20 ms; and according to the evaluated decoration scheme, a construction plan in the order system is updated, a decoration task work order is generated, a construction result of each stage is accepted in the decoration virtual reality scene, and an acceptance result is synchronized to the order system.

A safe and environmentally friendly data management system and method are disclosed, relating to the field of big data governance. The system includes: a server node; a front-end interactive interface, including access points and business directories for multiple ledger modules; a back-end storage architecture, including ledger documents and storage directories; a dynamic indexing engine for establishing a mapping relationship between the front-end interactive interface and the back-end storage architecture; and a heterogeneous integration unit for embedding internal hyperlinks and external URLs pointing to the regulatory platform within the ledger modules. By adopting this solution, multi-format independent ledger units are integrated flatly on the main interface, allowing direct navigation with a click, conforming to the habits of paper-based browsing. It is adaptable to multiple terminals, supports low-threshold deployment and smooth upgrades, and combines compliance management, intelligent retrieval, and cross-departmental collaboration functions. It overcomes the shortcomings of traditional compliance systems, such as cumbersome processes and inefficiency, enabling low-cost implementation, improving data management efficiency and compliance risk control levels, and adapting to the needs of enterprises of different sizes.

The invention belongs to the technical field of automobile software, and relates to a vehicle software flashing method, system and device and a medium. According to the invention, vehicle information and software information are uploaded to the cloud through the MES system and are stored. ECU software is flashed by combining the vehicle information and the software information stored in the cloud through the MFT terminal. And acquiring the flashed vehicle information, the DID information of the ECU software and the flashed data stream, and uploading the information to the cloud. The method comprises the following steps: acquiring effective bit information of DID information of ECU software, acquiring effective bit information of DID information uploaded by an MES system, and judging whether the effective bit information of the DID information of the ECU software is consistent with the effective bit information of the DID information uploaded by the MES system or not. If yes, ECU software flashing is qualified, and a qualified result is sent to the MFT terminal; if not, the ECU software is flashed and written again. According to the invention, accurate and efficient flashing of the vehicle software can be realized, and the phenomenon of missing flashing of the vehicle software is avoided.

The invention is mainly used in the technical field of photovoltaic power generation. The invention discloses a photovoltaic power generation intelligent insulation detection system which comprises a host and a plurality of subsystems. Each subsystem comprises an extension set, a photovoltaic direct current assembly composed of a plurality of photovoltaic strings, and a detection device; the extension set is respectively connected with each photovoltaic string in the photovoltaic direct current assembly and is used for controlling each photovoltaic string to be in an on state or an off state and sending a detection instruction aiming at a target photovoltaic string to the detection device; the detection device is used for performing insulation resistance detection on the target photovoltaic string when receiving the detection instruction and feeding back a detection result to the corresponding extension set; and the host is in communication connection with each extension set and is used for acquiring the insulation detection results and the operation data of all the photovoltaic group strings in each subsystem and carrying out data analysis. According to the invention, the safety and reliability, the operation and maintenance efficiency and the digital management level of a large-scale photovoltaic system can be improved.

The present invention relates to the technical field of pipeline wear detection, and specifically discloses an automatic detection terminal and device and method for densely arranged thin pipeline wear, including a guide structure, a probe body, a probe base, a connecting flange, a remote auxiliary imaging device, a main imaging device, a near-end auxiliary imaging device, a first laser positioning device and a second laser positioning device; the guide structure is connected to the remote end of the probe body; one end of the probe base is connected to the near-end of the probe body, and the other end is connected to the connecting flange; the remote auxiliary imaging device and the near-end auxiliary imaging device are arranged oppositely, and are used to collect the notch contour of the pipeline wear area; the first laser positioning device and the second laser positioning device are used to measure the relative posture of the pipeline and the detection terminal; the main imaging device is used to provide visual information for the remote operation automatic detection terminal. The present invention achieves the goal of performing pipeline wear detection tasks in an inaccessible or dangerous environment, while improving detection efficiency and reducing personnel workload.

The automatic power-assisted balancing electric pumping unit is composed of a frame, a bracket, a walking beam, a donkey head, an automatic booster, an automatic balancer, a large open gear and a protective cover, a reducer, a connecting rod, a stroke adjustment structure, an emergency brake, a balancing device, a guide rail, a well repair clearance device, a safety bolt, a brake device, a motor, an electronic controller, and a photovoltaic power generation device. The automatic booster and the automatic balancer are arranged on the walking beam frame, the large open gear and the protective cover, the reducer, and the brake device are arranged on the bracket, the well repair clearance device is arranged on the walking beam donkey head, the connecting rod connects the walking beam and the large open gear width, the emergency brake is installed on the balancing device and matches the guide rail, and the safety bolt is arranged on the guide rail. The electronic controller drives the motor to drive the reducer, the connecting rod, and the walking beam to reciprocate up and down, and drives the automatic booster to pull the booster block to reciprocate. The stroke adjustment and balance are controlled by the electronic controller according to the electrical parameter word. This pumping unit can greatly save electricity, reduce construction cost and maintenance cost, and is more convenient, safe and reliable to use.

The invention belongs to the field of medical instruments, and discloses a medical silica gel dressing fixing adhesive tape which comprises an adhesive tape body, and the adhesive tape body sequentially comprises a carrier layer, a silica gel adhesive layer and a stripping liner from outside to inside; the carrier layer is made of an elastic breathable material, and the silica gel adhesive layer is made of medical-grade organic silica gel; a plurality of first microcapsules are dispersed in the silica gel adhesive layer, the first microcapsules are drug-loaded microcapsules, and wall materials of the drug-loaded microcapsules are made of materials responding to the pH value, enzyme concentration or temperature change of a wound environment. Enzyme or ions are released after the second microcapsule is broken, the wall material of the first microcapsule is actively degraded, cascade response of'exudate increase-developing prompt-drug accelerated release 'is realized, a large amount of drugs are quickly released when the exudate appears, and infection or inflammation is effectively controlled.

The utility model discloses a disassembled electric energy meter detection and management device, and belongs to the technical field of electric energy meter inspection equipment. A detection area is formed at the top of the frame; the conveying line is laid in the detection area, and the conveying line is provided with a conveying belt for conveying the electric energy meters in the length direction of the frame; the vision cameras are used for collecting the appearance and display screen information of the electric energy meter, a plurality of hanging brackets are evenly distributed on the side, located on the conveying line, of the frame and used for hanging the vision cameras, and the vision cameras are located above the conveying belt; the frame is located on the side, away from the hanging bracket, of the conveying line, the positions, corresponding to the visual cameras, of the frame are fixedly connected with the infrared sensors, and whether electric energy meters exist on the conveying belt or not is detected through the infrared sensors; and the RFID antenna is arranged at one end of the frame and is used for being communicated with the RFID reader. According to the utility model, the manual participation degree can be effectively reduced, the detection and management means of the disassembled electric energy meter by a power grid enterprise are improved, and the working efficiency is improved.

The invention provides a liquefied petroleum gas cylinder tracking integrated system and method, relates to the technical field of gas cylinder management, and aims to solve the problems that in the existing gas cylinder tracking technology, only a single link of gas cylinder tracking is considered, the gas cylinder tracking process is incomplete, a bar code, a two-dimensional code and the like are easy to pollute and damage at the same time, so that information reading fails, and the gas cylinder tracking efficiency is low. And gas cylinder tracking cannot be realized. The system comprises an NFC label used for writing liquefied petroleum gas cylinder specification archive data, a cloud server used for storing the gas cylinder archive data and gas cylinder operation log data, and an NFC reading terminal used for identifying the gas cylinder data in the NFC label, binding operation information of an operator in the tracking process with the gas cylinder data in the NFC label and uploading the information to the cloud server. Through cooperation of the NFC label, the NFC reading terminal, the cloud server and the traceability platform, tracking of the whole process of activation, filling, distribution and the like of the gas cylinder is achieved, and the problem that information reading fails due to pollution and damage of bar codes and the like is solved.

The invention relates to a rapid calculation method for a relay protection constant value of a 110kV transformer substation, and belongs to the technical field of relay protection. The method comprises the steps of data acquisition, rapid calculation model establishment, rapid calculation table making, filling and calculation and digital management. By means of the method, the calculation efficiency can be improved, the calculation workload is greatly reduced, errors prone to occurring in a traditional calculation method are avoided, and the calculation accuracy is improved. In addition, the calculation result is stored as an electronic document, subsequent consulting and management are facilitated, and digital management of constant value calculation is achieved.

The utility model relates to the technical field of electronic tag application design, in particular to an RFID tag for sealing sample management. The tag comprises an RFID chip, a surface paper layer, an antenna layer, a first adhesive layer and a bottom paper layer, the surface paper layer, the antenna layer, the first adhesive layer and the bottom paper layer are sequentially stacked, the antenna layer comprises a first antenna circuit layer, a base material layer and a second antenna circuit layer which are sequentially stacked, and the first antenna circuit layer and the second antenna circuit layer are electrically connected through metal via holes formed in the base material layer. The RFID chip is electrically connected with the first antenna circuit layer or the second antenna circuit layer; and the bottom paper layer is torn down when the RFID tag is used, so that the first adhesive layer is adhered to the surface of an object. According to the anti-tamper anti-transfer RFID tag, the antenna layer can be easily torn after the anti-tamper anti-transfer RFID tag is uncovered by external force, so that the RFID tag loses efficacy, the anti-tamper anti-transfer RFID tag is provided with the RFID chip capable of storing rich information, the good anti-tamper anti-transfer effect is achieved, and the authenticity of objects in sample sealing management is guaranteed.

The invention discloses an intelligent vehicle-mounted terminal for engineering vehicle resource allocation, which mainly comprises three modules: a clock-in module, a task execution module and a fault processing module, and is characterized in that the clock-in module of an engineering vehicle resource allocation system mainly plays a role in clock-in when a driver is on and off duty, registers original records of attendance and absent conditions of the driver, and sends the original records to the task execution module; the data is an original basis for analyzing and checking the working time utilization condition of the driver; and the task execution module is mainly used for the driver to receive the work task issued by the central control room and execute the task according to the content, time and place of the work. Working arrangement of managers is followed, and operation is strictly carried out according to requirements; the fault processing module is mainly used for processing the terminal equipment network connection problem and the vehicle positioning problem. The equipment has the characteristics of high integration, high reliability, high adaptability, high flexibility industrial-grade function extension and the like.

The invention relates to the technical field of information management, in particular to an information management method for an agricultural machinery digital management platform. The method comprises the following steps: carrying out mechanical equipment operation log extraction through an agricultural machinery digital management platform, and carrying out collaborative operation network dynamic fluctuation analysis of different equipment nodes to obtain collaborative operation network dynamic fluctuation data; time sequence fluctuation topological link analysis and link extreme value event probability calculation are carried out on the dynamic fluctuation data of the collaborative operation network, then network packet loss degree evaluation is carried out, continuous forward error correction is carried out on time sequence fluctuation topological link data, and topological link packet loss continuous error correction data are obtained; constructing a link sensitive node redundancy state adjustment model according to the topological link packet loss continuity error correction data to obtain the link sensitive node redundancy state adjustment model; according to the invention, the information management technology is optimized, so that the information management technology is more perfect.

This invention provides a digital method for automatic inspection and location of defects in photovoltaic (PV) panels using unmanned aerial vehicles (UAVs). The method includes: determining the UAV inspection shooting point and the geographical location index of each PV panel within the shooting area of ​​the shooting point on a preset PV digital map; acquiring UAV inspection infrared images based on the shooting point; processing the UAV inspection infrared images using a target defect detection algorithm and infrared relative temperature difference method to determine the PV area status and infrared thermal defect type within the shooting area corresponding to the shooting point; performing image segmentation processing on the UAV inspection infrared images to determine the mapping from image pixel coordinates to geographical latitude and longitude coordinates for each PV panel; mapping the geographical latitude and longitude coordinates of each PV panel onto the preset PV digital map, thereby marking the operating status of each PV panel on the PV digital map. Through the above technical solution, digital management of PV power plants is achieved, and defective PV panels can be accurately located.

The invention provides a packaging box monitoring method and a related device. The method comprises the steps that multiple packaging boxes needing to be stored and transported through the same space-time storage and transportation strategy form a target group; configuring a corresponding monitoring mode for each stage path of the target storage and transportation path; when it is determined that the packaging boxes in the target group are all located in a first-stage path in the target storage and transportation path according to the position data of the packaging boxes in the target group, sending a data acquisition request corresponding to the target state index to at least one packaging box in the target group according to a monitoring mode corresponding to the first-stage path, the at least one packaging box returns state data corresponding to the target state index according to the data acquisition request, and the at least one packaging box is a part of packaging boxes in the target group; and determining the overall transportation state of the packaging boxes in the target group according to the state data corresponding to the target state index. According to the invention, the cost and resource overhead required for monitoring the storage and transportation process of the packaging box can be reduced.

The invention discloses a mold management device and method, and belongs to the technical field of molds, and aims to solve the problem that information reading is inconvenient and inaccurate due to the fact that a stainless steel nameplate is adopted by a mold, the management device comprises a storage device, a reading device and a control device, the storage device and the reading device are electrically connected with the control device, and the control device is electrically connected with the storage device. Mutual information transmission is realized; the storage device is arranged on a non-working surface of the mold, the reading device is used for reading information in the storage device, the control device can write mold information into the storage device, and the reading device can read the information in the storage device and upload the information to the control device. The problem that a stainless steel nameplate cannot be recognized due to the fact that the stainless steel nameplate is prone to being scratched, polluted and rusted is solved, the problem that the scanning recognition rate is low due to the light problem is solved, the problem that a signboard cannot be installed on a working face is solved, and the problems that the nameplate is mistakenly installed by an operator and the like are solved.

The invention provides an archive management system and method based on a KMeans clustering algorithm, and a program product, and relates to the technical field of archive management. The system comprises an information acquisition module, a feature extraction module, a classification module, a management module and a party construction information display module, and the information acquisition module is used for acquiring party construction information archives; the feature extraction module is used for performing feature extraction on the party construction information file to obtain a feature matrix corresponding to the party construction information file; the classification module is used for classifying the party building information archives through a KMeans clustering strategy based on the feature matrix to obtain an archive classification result; the management module is used for performing classified management on the party building information archives according to the archive classification result; and the party building information display module is used for displaying data corresponding to a data calling instruction in the classified and managed party building information file in response to the data calling instruction of the user. In this way, the problems that current party building work is tedious, human influence factors are large, and errors are prone to occurring are solved.

The invention relates to a detection device for battery case production, which comprises a base and an upper cover plate which is arranged above the base and is driven by a driving mechanism to slide, the bottom of the upper cover plate is provided with an extrusion mechanism for extruding a battery case, and the top of the base is provided with a positioning mechanism for positioning the battery case; the invention relates to the technical field of battery shell production. According to the detection device for battery case production, when the detection device is pressed downwards, gas in the main air bag which is firstly pressed can be pressed into all the side air bags around to enable the side air bags to expand, so that secondary wrapping and flexible pressurization sealing of the air bags on the edge of a battery case are realized on the basis of initial positioning of the rigid frame. According to the double-sealing mode of rigid positioning and flexible filling, the workpiece size differential error and surface unevenness are effectively compensated, the sealing uniformity and reliability are ensured, and the leakage false alarm rate is greatly reduced.

This utility model relates to a coating device for producing adhesive bandages, including a storage tank. The top and bottom of the storage tank are respectively provided with an inlet and an outlet. The bottom of the outlet is connected to a spray tube, and the bottom of the spray tube is provided with a coating cover plate. Injection parts are respectively provided at both ends of the coating cover plate. Both injection parts are connected to the spray tube. A conveyor belt is arranged below the storage tank. The surface of the conveyor belt is provided with a coating mold base. The coating cover plate is tightly fastened to the coating mold base. This application adopts a combination design of a spray plate with dual injection parts and rectangular array spray holes to replace the conventional injection part glue injection process. The reserved gap between the spray plate and the coating cover plate can form a stable air pressure field. With the precise control of the pneumatic spray valve, the glue is evenly distributed throughout the entire area through the array spray holes, effectively solving the problem of local accumulation or sparseness in traditional single injection part coating, ensuring the consistency of adhesive force of the adhesive bandage, and significantly reducing the positioning deviation rate of the coating area.

This invention relates to the field of building construction technology and discloses a hoisting construction process with fall arrest locking for prefabricated buildings, comprising the following steps: S1, pre-hoisting preparation and intelligent verification; S2, component hooking and status self-check; S3, lifting and full-process active fall arrest monitoring; S4, judgment and execution of multi-level fall arrest locking mechanism; S5, precise positioning and intelligent assisted docking; S6, safe unlocking and installation confirmation; S7, data recording and process iteration. This invention, by introducing an intelligent decision and control unit, a multi-sensor fusion perception system, and a multi-level fall arrest locking mechanism, achieves intelligent monitoring and active safety protection throughout the entire hoisting process. It significantly improves hoisting safety by implementing a layered response from risk warning to emergency locking through three-level fall arrest locking, especially in the event of electrical control failure, where it can still quickly lock through purely mechanical means, effectively preventing fall accidents.

The present invention relates to the field of agricultural management technology, specifically a high-standard farmland project management and operation system, which includes a project visualization display module, an electronic document management module, a full-process project monitoring module, and a progress and quality management module. In the present invention, by integrating detailed geographical and historical farming data and using time series analysis, the visualization and traceability of the investment dynamics of farmland plots are significantly improved, and the digital management of farmland documents is realized. The incremental calculation and stream data processing framework ensures the real-time update and accuracy of information, improves the degree of data processing automation, and at the same time, the realization of full-process project monitoring enables each key node to be effectively recorded, greatly enhancing the transparency and efficiency of agricultural project management, ensuring quality control at all stages from project establishment to acceptance, helping to discover problems in a timely manner and quickly adjust countermeasures, and greatly reducing the uncertainty and risk in agricultural production.

The utility model discloses an automatic film changing device, which relates to the technical field of automation and comprises a film storage unit and a transmission channel. The membrane storage unit comprises a plurality of membrane boxes which are arranged along the circumferential direction, and the plurality of membrane boxes rotate along the circumferential direction; a filtering membrane is placed in the membrane box; openings are formed in the upper and lower parts of the diaphragm capsule for realizing gas transmission; the transmission channel comprises an upper-layer channel, a lower-layer channel and a mechanical arm; the mechanical arm is used for controlling movement of the upper-layer channel and the lower-layer channel; the upper-layer channel and the lower-layer channel are used for clamping a diaphragm capsule, so that a sealed transmission channel is formed; and a filtering membrane in the membrane box realizes a filtering effect in the sealed transmission channel. The membrane storage unit is provided with the membrane boxes which are arranged circumferentially, a plurality of filtering membranes can be stored, the old membrane can be automatically moved away, the new membrane can be accurately rotated to a target position by rotating the membrane storage unit, manual intervention is not needed, the membrane replacement efficiency is greatly improved, and the membrane replacement device is suitable for long-term continuous sampling scenes.

The invention provides a data operation management method and system based on a process engine. The method comprises the following steps: step A1, splitting data operation management into a plurality of process nodes; a2, performing flow definition on each flow node, and connecting the flow nodes in series through a flow engine; and step A3, obtaining a business project, and automatically initiating a process node according to a series sequence through a process engine so as to carry out operation management on the business project. On the premise that existing data application is guaranteed, the data operation management method based on the process engine is provided to meet new requirements of scenarized application. Data operation management is configured through a process engine, the whole operation management work is connected in series, and digital management of data operation is achieved.

The invention discloses a power plant chemical experiment supervision and management system and management method, belongs to the technical field of chemical experiment supervision and management, and reduces the error rate of the detection process and the labor demand of test by adopting the modes of automatic data acquisition, automatic auditing and judgment and online quality control. Through timely extraction, intelligent statistics and real-time trend display of data, according to indexes of chemical supervision of a power plant, key data serving equipment operation are collected and processed, abnormity found by chemical supervision is timely warned, information sharing and circulation of the data are transmitted through the Internet, the information transmission efficiency is improved, and the power plant chemical supervision system is more convenient to use. The handheld terminal is combined with the two-dimensional code for use, so that the on-line controllability of the on-site sampling process is realized, personnel sampling is facilitated, on-site inspection and real-time data uploading are realized, the on-line centralized management of scattered detection sites is realized, the supervision and management effect is improved, and the quality control difficulty of each link is reduced by establishing a standardized operation process.

The utility model discloses an RFID police equipment cabinet, and relates to the field of storage cabinets. The equipment cabinet comprises the cabinet body, the cabinet body is of a columnar structure, the cabinet body is internally provided with the cabinet bin, the bottom plate is arranged on the lower portion of the interior of the cabinet bin, and the rotating mechanism is arranged at the bottom of the bottom plate, the equipment cabinet is provided with the cabinet body and the rotating mechanism, and the cabinet body is of the columnar structure, so that the equipment cabinet is small in occupied area; the device is simple in structure and suitable for the environment with limited space, meanwhile, the columnar structure provides better visibility and reachability, a policeman can conveniently check and take equipment, the policeman can easily rotate the needed equipment to the front through a rotating mechanism driven by a motor, the taking efficiency is improved, and the first storage groove, the second storage groove and the third storage groove are convenient to use. According to the police equipment storage box, a classified storage space can be provided for police equipment, the arrangement is beneficial to keeping cleanliness and organizability of the equipment, the possibility of disorder and mistaken taking is reduced, and the management efficiency is improved.

The invention relates to the field of sales tools, and provides a digital marketing system in order to facilitate management of sales activities, the digital marketing system comprises an administrator terminal, a salesman terminal and a dealer terminal, and the administrator terminal comprises an activity setting unit used for setting rules of the sales activities; the activity issuing unit is used for sending the sales activity information to the salesman terminal and the dealer terminal; the salesman terminal comprises: an activity invitation unit, which is used for initiating an invitation to participate in a sales activity to the dealer terminal; the activity progress management unit is used for counting the sales activity completion progress in the management area; the dealer terminal comprises: an activity viewing unit, which is used for viewing sales activity information; and the activity participation unit is used for receiving the sales activity invitation of the salesman and counting the completion progress of the sales activity after the salesman participates in the sales activity. By adopting the mode, activity release and activity completion condition statistics are facilitated.