Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

31 results about "Professional skills" patented technology

system

We provide the system. [Solution] A means of storing information by having users input specific professional skills and knowledge, A computing device searches for educators based on user-specified conditions and lists suitable candidates; A communication means having a call or chat function that allows users and educators to conduct online training sessions via a terminal, A computing device records the progress of self-driving technology training sessions and user feedback, and provides compensation to educators. A system that includes this.
Owner:SOFTBANK GROUP CORP

A Method and System for Training Neurosurgical Specialist Nurses Based on Virtual Teaching and Research Offices

This application relates to a method and system for training neurosurgical specialist nurses based on a virtual teaching and research room. The method includes: acquiring patient data and clinical scenario parameters corresponding to preset neurosurgical training tasks from a medical database; constructing a virtual training environment using virtual simulation technology based on the patient data and clinical scenario parameters; collecting user interaction behavior data in real time through a sensor network deployed in the environment; analyzing the behavior data in real time and driving the virtual environment to generate real-time feedback effects; identifying key operation points using a pre-trained LSTM analysis model based on the behavior data and feedback effects; and generating a training feedback report based on the key operation points. This method can improve the realism of neurosurgical specialist nurses' operations in the virtual environment, the assessability of the training process, and the real-time nature of feedback, effectively assisting in professional skills training and assessment.
Owner:NANJING UNIV OF TRADITIONAL CHINESE MEDICINE

A printer that is easy to maintain

The utility model discloses a kind of printers convenient for maintenance, including bottom plate, side plate, paper ejection plate and tail plate, the bottom plate, the bottom plate is connected with the side plate, the paper ejection plate and the tail plate lower end rotation by hinge, side plate inner wall surface is fixedly connected with buckle device, and the paper ejection plate and the tail plate inner wall surface are fixedly connected with the cooperation device corresponding with the buckle device;The buckle device is composed of a positioning plate, a big head nail and L-shaped plate;The cooperation device is composed of two positioning plates and clamping plate.This device can realize the convenient disassembly and assembly between adjacent partitions through buckle device and cooperation device, greatly improve the maintainability and flexibility of printer. Users do not need complex tools or professional skills, can easily clean, overhaul or replace parts inside printer, effectively reduce maintenance cost and time, provide more efficient, convenient printing experience for users.
Owner:FUJIAN YUNSHANGDIAN INTELLIGENT TECHNOLOGY CO LTD

A hydraulic coupling system detection device

The application belongs to the technical field of hydraulic shaft coupling system detection, in particular to a hydraulic shaft coupling system detection device, which comprises a detection base, a supporting frame fixedly connected to the detection base, two first supporting plates and two second supporting plates arranged to quickly position the hydraulic shaft coupling system for loading and testing the hydraulic shaft coupling system for multiple data of positive torsion, reverse torsion, thrust and tension, replacing the traditional equipment for testing torque of the hydraulic shaft coupling alone, effectively improving the detection efficiency, reducing the cost of personnel and operation, reducing the requirement for professional skills of the operator, further improving the feasibility and practicality of the overall detection work; meanwhile, the two first supporting plates and the two second supporting plates are combined to present V-shaped grooves, and by adjusting the size and specification of the related components, the loading detection work of the hydraulic shaft coupling system of different models and specifications can be applied, improving the application range and practicality of the detection device.
Owner:WUXI HON HAI LONG MARINE MASCH CO LTD

A seat plate quick assembly modular chair

The utility model relates to a kind of chair, especially a kind of seat plate quick assembly modular chair, including support rod etc.;4 the support rod is connected with each other by multiple the connecting rod between, the support rod and the connecting rod combination constitute support frame, support frame is provided with the U-shaped frame, the U-shaped frame is fixedly connected with the armrest, the U-shaped frame is provided with the L-shaped piece.The utility model is designed by modular structure, the assembly of device can be realized by U-shaped frame and L-shaped piece and other components mutual clamping, whole assembly process is simple and fast, without complex tool and professional skill, user can easily complete by oneself, saves installation time and cost.
Owner:DONGGUAN ULE COOKER OUTDOOR LEISURE SUPPLIES CO LTD

Student personalized skill formation evaluation method and system based on text mining

The present application provides a kind of student individualized skill formation evaluation method and system based on text mining, the method includes step 1: obtaining the original text of formative evaluation homework, and it is preprocessed, obtain the homework text after preprocessing;Step 2: the homework text after preprocessing is classified, and the homework category to which homework text belongs is obtained;Step 3: for the homework category to which homework text belongs, analysis engine follows corresponding analysis rule set to analyze homework text;Step 4: output evaluation report.The present application can formative evaluation on student's experimental report, project homework and other formative evaluation homework such as this kind of unstructured, involves professional field knowledge, comprehensive and engineering text homework, to identify the professional skill defects of student in technical thinking, problem solving and professional expression ability and other aspects embodied in formative evaluation homework.
Owner:BEIJING VOCATIONAL COLLEGE OF ECONOMICS & MANAGEMENT (BEIJING MANAGER COLLEGE)

A method for identifying risks in a capital project site

ActiveCN115879761BData processing applicationsInformation technology support systemSite monitoringProfessional skills
The present application relates to the technical field of power infrastructure site safety control, and particularly relates to a method for identifying infrastructure site risks, comprising classifying risk operations according to site operation contents to obtain a classification result; calculating a risk event occurrence factor according to the classification result and site factors; calculating a risk event influence factor according to site factors and historical records; obtaining a monitoring report based on the risk event occurrence factor and the risk event influence factor; and monitoring infrastructure site monitoring videos based on the monitoring report. The present application can reduce the professional skill requirements of monitoring personnel by assisting the monitoring personnel in monitoring infrastructure site videos through the monitoring report, and basic skill personnel can complete complex and professional site safety monitoring work, which greatly improves the stability of monitoring compared with random personnel management. The present application solves the problem that the existing infrastructure site monitoring method is prone to monitoring omissions.
Owner:INFORMATION & COMMUNICATION BRANCH STATE GRID JIBEI ELECTRIC POWER CO LTD

Endoscope cleaning and heating device

ActiveCN224291876UAchieve moderate huggingDamage to precision structuresEndoscopesComplex trainingMechanical engineering
The utility model relates to a kind of endoscope cleaning heating device, including cleaning assembly and heating assembly;Cleaning assembly includes fixed seat and two cleaning seats;Fixed seat is installed in heating assembly, and cleaning seat is rotatably installed in fixed seat, and its rotating axis is transversely oriented;The top of cleaning seat is provided with cleaning groove, and the cleaning groove of two cleaning seats forms open cleaning channel, and the shape of cleaning channel is compatible with endoscope surface profile;Heating assembly has heating channel, and can defog for endoscope.Its beneficial effect is that cleaning assembly and heating assembly are integrated in one device, which realizes high integration of function.The device can complete the whole process of cleaning, disinfection and defogging of endoscope.This integrated design greatly simplifies the work flow and improves the operation efficiency.Moreover, the operation mode is simple and intuitive, and no complex training or professional skill is required, which can quickly start operation.
Owner:BEIJING PURUISHUNXIANG MEDICAL TECHNOLOGY CO LTD

A power device that can be quickly disassembled

ActiveCN224544474URubber ringSteel ball
The utility model relates to power device technical field discloses a kind of quick detachable power device, including handle, the handle front end middle is provided with round plate, the handle front end both sides are provided with shell, the round plate front end is uniformly fixedly connected with fixed link, the fixed link outer ring is fixedly connected with connecting frame, and the connecting frame front end is fixedly connected with limit rod, the shell inner wall middle is fixedly connected with fixed ring, and the inner wall of fixed ring is rotatably connected with connecting frame, the shell inner wall middle both sides are fixedly connected with first spring, and the first spring one end is fixedly connected with sliding ring. In the utility model, through the cooperation between round plate, fixed link, connecting frame, limit rod, fixed ring, first spring, sliding ring, second spring, steel ball, rubber ring, push ring and sleeve, the displaceable design of steel ball makes it can adapt to groove or clamping structure of different size, and operator does not need professional skill to quickly start.
Owner:WENZHOU XINTUO FIRE FIGHTING EQUIP CO LTD

System and method of cultivating a digital profile

A computer-implemented method of cultivating a digital profile includes receiving at least one video, a summary statement, website or social media links, a detailed description, a list of professional skills and experience ratings for each of those skills from a user. A professional rating is generated for the user based on the professional skills of the user and the level of experience rating received for each of the professional skills of the user. A personal digital profile is compiled for the user. The personal digital profile includes the personal contact information, the video, the summary statement, the website or social media link, the detailed description, the list of the professional skills, the level of experience for each of the professional skills of the user, and the generated professional rating for the user. The personal digital profile for the user is configured to be transmitted or displayed to a potential reviewer.
Owner:MARTUCCI RICHARD

Electromagnetic heater with easy assembly

ActiveCN224305949UInduction heatingElectromagnetic heatingMechanical engineering
The utility model discloses a kind of electromagnetic heater convenient to assemble, the utility model relates to electrical engineering technical field. Including heating assembly, further including shell assembly, the inner wall of shell assembly and the outer wall of heating assembly are slidably connected, the outer wall of shell assembly is fixedly connected with folding assembly by bolt, this electromagnetic heater is detachable by setting electromagnetic heating plate, by the disassembly of electromagnetic heater, it is convenient to move and carry, operation step is simple and clear, even if personnel without professional skill, after simple training, can quickly get started, improve the convenience of electromagnetic heater, applicable to the scene of mobile camping, by disassembling electromagnetic heating plate, electromagnetic heater can be raised and lowered according to personnel and scene, can further improve the convenience and practicality, reach the purpose of electromagnetic heater convenient to assemble.
Owner:JIANGSU HONGHUA ELECTRICAL EQUIP CO LTD

A gastric tube replacement auxiliary system with a C-shaped buckle, a catheter and a guide wire

PendingCN122097154AAvoid twisting problemsImprove operational efficiencyFeeding-tubesCatheterStomach tubes
The application discloses a kind of auxiliary systems with C-shaped buckle, catheter and guide wire for replacing gastric tube, including catheter body, support guide wire, gastric tube and exchange guide wire, catheter body lower end is fixedly connected with C-shaped buckle, C-shaped buckle middle is provided with guide wire through-hole, C-shaped buckle upper end is fixedly connected with flared tube, support guide wire is in catheter body middle, support guide wire upper end is fixedly connected with auxiliary head, the integrated setting of the present application through catheter body and C-shaped buckle can be quickly connected original gastric tube, and the guide path established by original gastric tube avoids the gastric tube curling problem caused by traditional blind insertion from the root, and the two-way guiding and limiting of flared tube, the rigid support of support guide wire and the convenient operation of auxiliary head make the gastric tube replacement realize standardized simple operation, without complex professional skills, not only improve the operation efficiency of medical staff, but also let patient family members can independently complete operation after simple guidance.
Owner:YUYAO PEOPLES HOSPITAL

Adjustable polar wing slicing device

This utility model discloses an adjustable Arctic wing slicing device, belonging to the field of food slicing equipment. It includes a cutting blade, a fixed base, a finger hole, an adjusting bolt, a limiting groove, an adjusting seat, an adjusting gear, and an L-shaped rack. This utility model allows the user to adjust the thickness of the Arctic wing slices according to their needs. During adjustment, the user moves both L-shaped racks simultaneously towards the center, causing the adjusting seat to move. When the distance between the adjusting seat and the fixed base reaches the desired Arctic wing slice thickness, stopping the rotation of the L-shaped racks allows slicing to begin. Compared to existing technologies, this utility model allows for flexible adjustment of slice thickness and size according to actual needs. While ensuring a smooth cut and consistent thickness, it significantly improves cutting efficiency and safety, enabling home users to quickly complete standardized slicing without professional skills, balancing cooking quality and ease of operation.
Owner:JIANGSU DINGWEITAI FOOD CO LTD

An automatic press for low concentration of particulate matter

This invention provides an automatic membrane press for low-concentration particulate matter, belonging to the technical field of detection equipment. It includes a main support frame, with a fixed side box horizontally fixed to one side of the main support frame. A handle side rod is horizontally fixed to the end of the fixed side box away from the main support frame. The automatic membrane press provided by this invention replaces the traditional manual membrane pressing method with automated operation, greatly improving operational efficiency. Operators only need to set the membrane pressing parameters and place the sampling head to start the equipment for membrane pressing, without requiring professional skills or experience. Operators can select the appropriate movable pressing head for membrane pressing according to actual detection needs, eliminating the need for multiple devices for different sampling heads. Because the automated membrane press ensures consistent pressure and uniformity in each pressing and avoids physical damage to the filter membrane that may be caused during manual pressing, it helps improve the accuracy of the detection results.
Owner:ANHUI GEHAI TESTING TECHNOLOGY CO LTD

A hand-held hub drilling apparatus

ActiveCN224406489Uquick changeHave maintenanceControl engineeringMobile service
The utility model discloses a kind of handheld wheel hub perforating equipment, belong to technical field automobile maintenance and modification technical field, especially involve wheel hub drilling equipment, including equipment main body, handle and protective cover, the inside of equipment main body is provided with inserting slot, handle is inserted in inserting slot, fixed component is symmetrically installed in inserting slot inside, circular ring is installed in the lower end of equipment main body, and the lower side of circular ring is clamped with protective cover by clamping component, the utility model has maintenance and maintenance convenience, quickly replace wearing part, without returning factory maintenance, reduce downtime and maintenance cost, cleaning and maintenance simplify, multifunctionality and adaptability, by changing drill bit and positioning laser can adapt to different material and aperture requirement, portability, it is convenient to carry after dismounting, reduce transportation volume, suitable for small maintenance team or mobile service scene, operation convenience, simple one-key installation dismounting design, without professional skill or additional tool, reduce operation threshold.
Owner:TAIAN HEXIN MFG CO LTD

A drone propeller protection frame

ActiveCN224427876UGear wheelPropeller
This utility model relates to the field of drone protection technology and discloses a drone propeller protective frame, including a shell. An installation mechanism is slidably connected inside the shell, and a connecting rod is fixedly connected to the outside of the shell. An arc-shaped groove is fixedly connected to the other end of the connecting rod, and a buffer mechanism is fixedly connected inside the arc-shaped groove. An arc-shaped block is slidably connected to the inner wall of the arc-shaped groove. The installation mechanism includes a pull rod, a rack fixedly connected to the left side of the pull rod, a fixing buckle fixedly connected to the front side of the pull rod, a square groove slidably connected to the top of the fixing buckle, a fixing block fixedly connected to the left side of the square groove, and a gear rotatably connected to the rear side of the fixing block. This utility model significantly simplifies the installation steps, requiring no complex tools or professional skills to complete the operation, significantly improving installation efficiency, ensuring the stability and reliability of the installation process, and enabling rapid frame fixing.
Owner:HAINAN NAVIGATOR AVIATION TECH CO LTD

Dust reducing device for coal mine conveyer

ActiveCN224547240UArchitectural engineeringProfessional skills
The utility model discloses a dust falling device for coal mine conveyer, including installation main stem, the both sides of installation main stem horizontal symmetry welding has fixed side strip, the one end of installation main stem has the main pipeline of horizontal insertion, and the telescopic vertical rod is through the bottom dog and the clamping top groove clamping of installation main stem, and the insertion of cooperation insertion pipe and insertion hole, and the installation process is simple and quick, and need not complicated tool and professional skill. This clamping type installation mode not only facilitated the installation and disassembly of equipment, also is convenient for the maintenance and overhaul of equipment, when the failure of certain component, can replace fast disassembly, reduced the downtime of equipment. The mist curtain spray head of even setting of side pipe body bottom surface can spray out the mist curtain, and forms the isolation curtain effect on the both sides of conveyer. The mist curtain can effectively block the dust generated by conveyer to spread outward, controls the dust in a certain range, reduces the pollution of dust to the surrounding environment, protects the health of staff, also meets the environmental protection requirement.
Owner:HUAINAN WARING ELECTRIC

A liver fibrosis grading determination system based on serum index data

PendingCN122337583ARadiologyLiver fibrosis
This invention discloses a liver fibrosis grading system based on serum index data. The invention relates to the field of liver fibrosis grading, and includes a standardized time-series acquisition module for liver fibrosis-related serum physiological signals, a gold-standard paired liver fibrosis grading pattern library construction and pattern clustering module, a subject physiological signal pattern matching and grading module, and a diagnostic result verification and pattern library dynamic optimization module. This liver fibrosis grading system based on serum index data utilizes a completely non-invasive serum detection method. Through standardized process design and intelligent module linkage, it achieves full automation from signal acquisition, preprocessing, feature extraction to judgment output, significantly shortening the diagnostic cycle and reducing reliance on the professional skills of clinical operators. It is suitable for large-scale population screening, dynamic follow-up, and promotion in primary healthcare institutions, possessing extremely high clinical application value and socio-economic benefits.
Owner:JIANGXI INST OF PARASITIC DISEASE CONTROL

A corn planting point-planting device

ActiveCN224306361UAccurate falleasy to operateHand sowing implementsAgricultural scienceAgricultural engineering
This utility model relates to the field of corn planting technology and discloses a corn planting and sowing device, including an insertion tube and a lifting and resetting stop section. The lifting and resetting stop section includes a resetting lifting rod installed on the insertion tube and a stop bar connected to the lower end of the resetting lifting rod. A feeding port is opened on one side of the upper end of the insertion tube, and a discharging port is opened on one side of the lower end. Through the design of the lifting and resetting stop section, when sowing is needed, pulling up the resetting lifting rod moves the stop bar upward, opening the discharging port so that the seeds can accurately fall from the discharging port, thus achieving sowing. The device has a simple overall structure, low purchase cost, and is easy for operators to use. Sowing can be completed with a simple lifting action, without the need for complicated operating procedures or professional skills, reducing labor intensity and improving sowing efficiency.
Owner:玄艳艳

A teaching platform for a cylindrical valve mechanical hydraulic system of a hydro-generator set

ActiveCN224457517UMechanical engineeringProfessional skills
This utility model discloses a teaching platform for a cylindrical valve mechanical hydraulic system of a hydro-generator set, including a platform base. The platform base has an area for arranging hydraulic devices and a valve assembly placement area. An operation panel is also installed on the platform base, located on the surface of one end of the hydraulic device arrangement area. The operation panel includes a flat section and an inclined section. The inclined section of the operation panel has a pressure oil source integration port and a system return oil integration port connected by an oil circuit connecting pipe. A power supply module is also installed on the top of the flat section of the operation panel. The platform base has a cylindrical valve arrangement area for installing cylindrical valves, and the surface of the cylindrical valve arrangement area corresponds to the valve assembly placement area. This utility model has a simple structure, is quick to assemble and disassemble, is safe and reliable to use, has low manufacturing cost, can be reused for a long time, and can comprehensively simulate the actual installation of cylindrical valves, thus comprehensively improving the professional skills and emergency response capabilities of employees.
Owner:THREE GORGES JINSHAJIANG CHUANYUN HYDROPOWER DEV CO LTD

An easy-to-install iron bed rail

This utility model belongs to the technical field of daily necessities, specifically a convenient-to-install iron bed railing. It includes a snap-fit ​​mechanism comprising four plug-in blocks. T-shaped circular grooves are formed on the opposite sides of the left and right plug-in blocks. Circular snap-fit ​​blocks are slidably connected to the inner walls of the T-shaped circular grooves. Circular limiting plates are fixedly connected to the opposite faces of the left and right circular snap-fit ​​blocks. Springs are fixedly connected to the opposite faces of the left and right circular limiting plates, with the other end of the springs fixedly connected to the inner walls of the T-shaped circular grooves. This utility model, through its snap-fit ​​and button mechanism design, allows even non-professionals to easily complete installation and maintenance, saving time and labor costs. This design allows users to install or disassemble the railing quickly without cumbersome operations or professional skills. Whether for initial installation or subsequent disassembly and reassembly for various reasons, it can be completed quickly, improving convenience and efficiency.
Owner:DONGGUAN YINGTUO HARDWARE PROD CO LTD

A hump tube tool-less installed connection clip

ActiveCN224469900UGear wheelProfessional skills
The utility model relates to hump pipe installation technical field discloses a kind of connecting buckles of hump pipe tool-free installation, including pipe body, the inside of pipe body is provided with sealing ring, the outer wall of pipe body is provided with arc block one and arc block two, the outer wall of arc block one is fixedly connected with tooth plate, the inside rotation of arc block two is connected with worm, the outer wall of worm is fixedly connected with fixed rod, the tooth end of worm is engagedly connected with worm wheel, the inside of worm wheel is fixedly connected with connecting shaft, the outer wall of connecting shaft is fixedly connected with gear, the outer wall of pipe body is provided with positioning assembly.In the utility model, through the cooperation between arc block one, tooth plate, arc block two, worm, fixed rod, worm wheel, connecting shaft and gear, without tool, just need to rotate fixed rod, the installation and disassembly of pipe body can be realized, improve the operation convenience of pipe body, while tool-free operation reduces the dependence on professional skill and tool.
Owner:CAILLAU CHINA LTD

System and Method for Chat-Based Training Simulations for Mental Health Professionals Using Large Language Models and Evidence-Based Psychological Principles

PendingUS20260204425A1MedicineTherapeutic Technique
The present invention provides a system and method for delivering interactive, chat-based training simulations tailored to mental health professionals. The system leverages large language model (LLM) technology, integrated with evidence-based psychological theories and behavioral principles, to create realistic simulations of interactions with virtual patients or colleagues. Key components include a prompting engine for generating scenario-specific prompts, an LLM for producing contextually accurate and clinically consistent responses, a transcript management module for recording and maintaining conversation logs, and an analytical feedback engine for evaluating user performance and providing actionable insights. The system enables mental health practitioners to practice therapeutic techniques, enhance clinical understanding, and refine professional skills in a controlled, immersive, and cost-effective environment. Applications extend to organizational training, candidate assessments, and broader professional development scenarios, offering an innovative, scalable solution to enhance the quality and accessibility of mental health education and training.

Double set steering nut steel ball guide pipe hole position degree testing fixture

The utility model relates to automobile steering gear detection equipment technical field, specifically disclose a double -group formula steering nut steel ball guide pipe hole position degree gauge, including bottom plate and the positioning frame of installing on bottom plate, the nut body is installed through the positioning member on the bottom plate, the dial indicator is installed on the positioning frame, and the probe is rotatably connected on the bottom plate, the probe and the dial indicator abut, and the probe is installed with the steel ball at the end away from the dial indicator. Can quickly complete the detection of steering nut guide pipe hole and spiral raceway position degree, need not complex operation process and long -time equipment debugging, greatly improve the detection efficiency, the operation process of simple and direct observation of the present application, need not operating personnel to have high and profound professional skill or after long -time professional training, the manufacturing cost is lower. Meanwhile, its maintenance cost is relatively lower, need not complex maintenance equipment and professional maintenance personnel.
Owner:WEIHAI TIANRUN MASCH TECH CO LTD +1

A reinforcing structure for a floor panel of a building structure

This invention discloses a reinforcement structure for a building floor slab, specifically relating to the field of building structure technology. It includes a load-bearing wall, with a mounting bracket installed on one side of the wall. Mounting holes are provided on both sides of the mounting bracket, and connecting reinforcement components are installed inside each hole. The floor slab body is connected to both mounting brackets. Connecting grooves are provided at both ends of the floor slab body, and symmetrical positioning grooves are provided inside each of the two connecting grooves. The connecting reinforcement components are ingeniously designed; rotating the handle drives the screw to rotate, thereby moving the movable seat and enabling the extension and retraction of the positioning plate, completing the installation and disassembly of the floor slab body and the connecting reinforcement components. The entire operation is simple and easy to understand, requiring no complex tools or professional skills, greatly shortening the construction cycle and reducing labor costs. The working grooves facilitate the use of tools to assist in rotating the handle when necessary, further improving the ease and accuracy of operation.
Owner:SHANGHAI JIANKE STRUCTURE NEW TECH ENG CO LTD

A leak-proof hose cover

ActiveCN224428480UMechanical engineeringProfessional skills
This utility model discloses a leak-proof hose cover, including a main sealing cover. A sealing sleeve is provided at the bottom of the main sealing cover, and rotating end blocks are symmetrically arranged on the outer side of the main sealing cover. A top-clamping hole is provided at the top of the main sealing cover. By rotating the rotating end blocks, the advancement degree of the compression screw is adjusted, and by rotating the top plate, the movement distance of the compression inner block driven by the top-clamping screw is controlled. This allows for flexible adjustment of the compression force on the hose and the expansion degree of the sealing ring, achieving fine adjustment of the sealing effect. Whether used for sealing ordinary hoses with low sealing pressure or high-pressure hoses with high sealing requirements, an ideal sealing state can be achieved through adjustment. Simply install the expansion inner tube, top-clamping screw, and compression screw in sequence, and adjust according to the above-described operating principle to complete the sealing installation. No complicated tools or professional skills are required; ordinary users can easily complete the installation, saving installation time and costs.
Owner:GUANGZHOU YIHE PLASTIC MOULD CO LTD