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64 results about "Vehicle identification number" patented technology

A vehicle identification number (VIN) is a unique code, including a serial number, used by the automotive industry to identify individual motor vehicles, towed vehicles, motorcycles, scooters and mopeds, as defined in ISO 3779 (content and structure) and ISO 4030 (location and attachment). VINs were first used in 1954 in the United States.

Anonymizing data in database on a server

A method, device, and non-transitory computer-readable media for anonymizing data in a database on a server. Data obtained from a vehicle is stored in a database of a server. A vehicle identification number is removed from the data in the database. At least one specific parameter included in the data in the database is changed to create anonymized data. Access to the anonymized data is provide to the user. One or more files for a simulation are created using the anonymized data.
Owner:TOYOTA JIDOSHA KK

Control, monitoring, and / or security, apparatus and method for premises, vehicles, and / or articles

An apparatus, including an RFID reader system; a processor; a database which stores information regarding a plurality of second vehicles; a display; and a transmitter. The RFID reader system reads, scans, or detects, an RFID tag assigned to the second vehicle or to each of the plurality of second vehicles. The processor disregards any detection of multiple RFID tags of the second vehicle or each of the plurality of second vehicles. The apparatus provides or displays information regarding the second vehicle or the plurality of second vehicles. The information displayed includes a vehicle identification number or information regarding whether the vehicle is a combustion engine vehicle, an electric vehicle, or a hybrid vehicle, information regarding whether the vehicle is a remote-controlled vehicle, a self-driving vehicle, or an autonomous vehicle, and information regarding an owner of the second vehicle or of each of the plurality of second vehicles.
Owner:JOAO RAYMOND ANTHONY

Charging operation method and device based on vehicle identification code and storage medium

The invention relates to the field of new energy automobile power supply, and provides a charging operation method based on a vehicle identification code, and the method comprises the steps: obtaining a vehicle identification code VIN and a license plate number inputted by a user, building a binding relation between a vehicle corresponding to the VIN and an operation platform, taking the bound VIN as a user pre-stored VIN, and storing the VIN in a database of the operation platform; the operation platform generates a dynamic charging control instruction and issues the dynamic charging control instruction to the target charging pile based on the real-time power grid load data, the user charging demand and the vehicle battery parameter corresponding to the user pre-stored VIN; when the target charging pile executes the control instruction, battery state parameters and charging pile operation data of a vehicle BMS are collected in real time; the battery state parameters and the charging pile operation data are associated with a user pre-stored VIN, and charging parameters are dynamically adjusted through multi-dimensional data fusion analysis; after charging is completed, generating an encrypted settlement message based on a charging record associated with the VIN pre-stored by the user; and carrying out on-chain evidence storage on the encrypted settlement message through a block chain technology to complete expense settlement.
Owner:深圳市友电物联科技有限公司

Method for determining the fuel consumption of a specific combination of a towing vehicle with a trailer or semi-trailer

The invention relates to a method for determining the fuel consumption of a combination (K1 to K8) of a towing vehicle (TR) with a trailer (AN), wherein fuel consumption data (VD) of a fleet of towing vehicles (TR) with trailers (AN) are collected, wherein trailer information relating to the trailer (AN), including an axle configuration, a model (A, B, C, D) and a vehicle identification number (I, 1, 2, 3, 4, 7), a tire pressure, a tire temperature and / or a brake application, is collected in the towing vehicle (TR), wherein vehicle data of the towing vehicle (TR), including energy consumption, route data, speed data, a model (A, B, C, D) and a vehicle identification number (I, 1, 2, 3, 4, 7), is recorded in the towing vehicle (TR), wherein a fuel consumption calculation is performed for a specific combination (K1 to K8) or for a structurally identical combination (K1 to K8) with a towing vehicle (TR). Type (A, B, C,D) and a trailer (AN) of the same type (A, B, C, D) is carried out using the information obtained for this purpose, wherein the consumption data (VD) of the fleet of towing vehicles (TR) with trailers (AN) are collected in a backend (BE) and / or in a cloud, wherein for certain configurations consumption-relevant parameters are resolved according to towing vehicle (TR) and trailer (AN), wherein the trailer information and the vehicle data are transferred to the backend (BE), wherein the consumption calculation is carried out on request in the backend (BE).
Owner:DAIMLER TRUCK AG

DEVICE FOR PROVIDING AN IDENTIFICATION IN A MOTOR VEHICLE

In a device (10) for providing an identifier, in particular a vehicle identification number, in a motor vehicle (60), comprising an identifier area (20) designed such that the identifier can be applied or is applied to the identifier area (20) with a laser, it is provided, for the purpose of facilitating the application of the identifier in the motor vehicle and reducing the installation space requirement, that the device (10) comprises a plastic part (30), wherein the identifier area (20) is formed by the plastic part (30), and at least one positioning element (40) is arranged on the plastic part (30), which can be brought into engagement with a complementary element (50) on a vehicle part (70) of the motor vehicle (60) for positioning the plastic part (30).
Owner:BAYERISCHE MOTOREN WERKE AG

Key management system

A key management system includes an organizational container, a processing circuit, and a camera system. The organizational container includes individualized compartments for organizing keys. The processing circuit includes one or more processors configured to record personnel information of a first entity and a second entity involved in a key exchange transaction, receive a key corresponding to a vehicle parked by the first entity, scan a vehicle identification number (VIN) of a vehicle corresponding to the key exchange transaction as first transaction information, receive information relating to a compartment of the organizational container to which vehicle keys corresponding to the vehicle are assigned as second transaction information, display information relating to the key exchange transaction to the second entity via a display device, and store the first transaction information and the second transaction information in one or more data structures as transaction information.
Owner:DQS SOLUTIONS & STAFFING

Work vehicle

To reduce a work burden on a worker as compared with a conventional technique.SOLUTION: The control unit (100) analyzes the image captured by the imaging member (51), collates the image with the pre-registered information, and detects the degree of conformity of the face of the driver, the vehicle identification number, and the appearance of the external vehicle (66) imaged by the imaging member (51), so that the work of visual confirmation by the worker is reduced, and the work burden on the worker can be reduced as compared with the prior art.SELECTED DRAWING: Figure 5
Owner:ISEKI & CO LTD

Method, device and computer program product for anonymizing data

A method, apparatus, and computer program product for anonymizing data within a database on a server are provided. Data acquired from the vehicle is stored in a database of the server. And removing the vehicle identification number from the data in the database. At least one particular parameter included in the data within the database is altered to generate anonymized data. A user is provided with access to the anonymized data. One or more files for simulation are generated using the anonymized data.
Owner:TOYOTA JIDOSHA KK

Charging control, charging requests, charging authentication methods and devices for charging piles

This application discloses a charging control, charging request, and charging authentication method and apparatus for a charging pile. The charging control method includes: receiving a charging request sent by an electric vehicle in response to the insertion of the charging gun into the charging pile; the charging request includes encrypted text of the vehicle identification number and an encryption key for the encrypted text, the encryption key being obtained by the electric vehicle from a third-party platform where it registers its plug-and-charge function; based on the charging request, sending a plug-and-charge authentication request to the third-party platform through a charging pile cloud platform to trigger the third-party platform to perform corresponding authentication based on the plug-and-charge authentication request; the plug-and-charge authentication request includes the encrypted text and the encryption key; and based on the authentication result fed back by the third-party platform, initiating or rejecting charging for the electric vehicle. Using this application can avoid the problem of incorrect charging billing order binding.
Owner:BEIJING DIDI INFINITY TECH & DEV CO LTD

Method and device for transmitting vehicle identification number

Disclosed are a method and device for transmitting a vehicle identification number. According to an embodiment of the present disclosure, the method for transmitting a vehicle identification number performed by a server may comprise the steps of: encrypting the vehicle identification number by using a symmetric key to generate an encrypted vehicle identification number, and transmitting vehicle identification number data including a parameter for the encrypted vehicle identification number to an electronic control device via a gateway; receiving vehicle identification number reception confirmation data from the electronic control device via the gateway on the basis that the electronic control device decrypts the encrypted vehicle identification number to generate the vehicle identification number and hashes the vehicle identification number and the symmetric key to generate a hashed vehicle identification number; verifying an electronic signature on the basis of the vehicle identification number reception confirmation data; and generating the hashed vehicle identification number by hashing the vehicle identification number and the symmetric key when the electronic signature is verified.
Owner:HYUNDAI MOTOR CO LTD +1

Vehicle Part Identification for Autonomous Driving Vehicles

An apparatus for identifying a vehicle part and initiating installation of the vehicle part on a vehicle may comprise a database configured to store quantity information on a plurality of part names registered for a plurality of vehicle identification numbers, each corresponding to a respective vehicle type among a plurality of vehicle types, and a processor coupled to the database. The processor is configured to, during autonomous driving control of the vehicle, receive, from a first terminal associated with the vehicle, an indication signal indicating a vehicle identification number and a first part name of a first target part associated with a sensed state of a vehicle part, identify a corresponding vehicle type and vehicle identification number in the database, detect a matching part name, output a signal indicating the detected part name and associated quantity information, and transmit the signal to the first terminal for display.
Owner:HYUNDAI MOTOR CO LTD +1

Vehicle identification code cover plate assembly and vehicle

The embodiment of the utility model provides a vehicle identification code cover plate assembly, and the assembly comprises a cover plate which is movably connected to a window part of a carpet, and is used for shielding the window part; and the energy absorption piece is connected to the cover plate, and under the condition that the cover plate covers the window part, the energy absorption piece fills at least part of the space of the window part. Therefore, when the vehicle identification code needs to be rubbed, only the cover plate needs to be opened to enable the cover plate to uncover the window part and enable the energy absorption piece connected with the cover plate to uncover the window part, so that the vehicle identification code is exposed for subsequent rubbing. When rubbing is completed, only the cover plate needs to be closed so that the cover plate can cover the window portion, the energy absorption piece connected with the cover plate can fill at least part of space of the window portion, due to the fact that the energy absorption piece has good sound absorption and vibration buffering performance, external noise and vibration can be effectively prevented from being transmitted into a passenger compartment from the window portion, and the NVH performance of a vehicle can be improved.
Owner:SHANGHAI LIXIANG AUTOMOBILE CO LTD

COVER FOR A VEHICLE IDENTIFICATION NUMBER MARKER IN A VEHICLE

A cover 100 for accessing the VIN marking comprises a U-shaped flap 200 cut into a carpet 102 such that one side of the flap 200 is integral with the carpet 102, the flap 200 forming an opening for viewing the VIN marking; and a frame 104 attached to the flap 200 such that the frame 104, together with the flap 200, is pivotable about the integral side of the flap 200 between a fixed position, in which the cover 100 closes the opening, and an open position. The frame 104 includes ribs 302 on a rear side of the frame 104 such that, in the fixed position, the ribs 302 are accommodated in a slot between the flap 200 and the carpet 102. A set of fasteners 304 engages in a corresponding set of first holes provided on the carpet 102 to hold the cover 100 in position.
Owner:MERCEDES BENZ GROUP AG

Car insurance claim settlement service processing method and device, equipment and medium

The invention provides a vehicle insurance claim settlement service processing method and device, equipment and a medium. The method comprises the steps of obtaining an accident scene picture, a vehicle identification number and a vehicle maintenance demand of a vehicle in a to-be-processed service; according to the accident scene picture, part damage identification is carried out to obtain a part damage list, and the part damage list is used for indicating at least one damaged part; determining a plurality of part acquisition sources corresponding to the damaged part according to the vehicle identification number; determining a spare part quotation and a spare part inventory corresponding to each spare part acquisition source; determining a target acquisition source from the plurality of part price acquisition sources according to the vehicle maintenance demand, the part quotation and the part inventory; and generating a car insurance claim settlement business processing scheme based on the target acquisition sources corresponding to the different damaged parts. Therefore, the practicability of the obtained business processing scheme can be ensured in combination with a plurality of spare and accessory part acquisition sources, and full-process automation and accurate decision making of car insurance claim settlement are realized.
Owner:PEOPLE'S INSURANCE COMPANY OF CHINA +1

Method and system for performing battery authentication of a vehicle

A method and system for performing battery authentication of a vehicle is disclosed herein. In particular, the method includes receiving, by a battery authentication server from a vehicle control unit (VCU) of a vehicle, a battery identification number (Battery ID) associated with a battery and a vehicle identification number (VID) associated with the vehicle. The method also includes determining, by the battery authentication server, whether the Battery ID is mapped to the VID. Further, the method includes performing, by an authentication server, authentication of the battery for use in the vehicle based on the determination. Finally, the method discloses transmitting, by the battery authentication server, a server response to the VCU based on the authentication.
Owner:INDIAN BUSINESS INNO MOTOR CO LTD

An activation code generation method, apparatus, and computer storage medium

ActiveCN116760541BTheoretical computer scienceInternavi
This invention discloses an activation code generation method, apparatus, and computer storage medium. The activation code generation method includes: obtaining a vehicle identification number (VIN), a vehicle infotainment system (VIS) serial number, and an International Mobile Subscriber Identity (IMSI); arranging and combining the VIN, VIS serial number, and IMSI to obtain a target string; and generating an activation code based on the target string according to a set activation code generation method. The activation code generation method, apparatus, and computer storage medium provided by this invention, by binding the vehicle identification number, VIS serial number, and IMSI to generate a corresponding activation code, increase the difficulty of cracking the activation code, thereby effectively improving the security of the activation code.
Owner:SHANGHAI QINGGAN INTELLIGENT TECH CO LTD

Apparatus and method for determining a specification of an option-in-vehicle

An apparatus and a method are for determining a specification of an option-in-vehicle. The apparatus includes an input part that receives a vehicle identification number (VIN), a receiver that receives a message through a vehicle network, and a controller. The controller monitors reception of the message as the VIN is received and determines the specification of the option-in-vehicle based on the message.
Owner:HYUNDAI MOTOR CO LTD +1

Vehicle information photo overlay

An image information overlay system retrieves an image associated with a vehicle listing and uses machine learning models to classify the image, generating identification data that may comprise a vehicle make and model, a feature or part of the vehicle present in the image, and a location of the vehicle feature or part. The identification data or an individual identifier of the vehicle, such as a Vehicle Identification Number (VIN), may be used to retrieve overlay information related to the vehicle make and model, such as recalls or known maintenance issues or information specific to the vehicle, such as mileage, accident reports, or ownership history. The overlay information is displayed on the image as an overlay at the location of the vehicle feature or part corresponding to the overlay information.
Owner:CAPITAL ONE SERVICES LLC

Factory OTA upgrading method and factory OTA upgrading system

The embodiment of the invention relates to the technical field of OTA upgrading, and discloses a factory OTA upgrading method and a factory OTA upgrading system.The method comprises the steps that handheld OTA equipment obtains an upgrading mode determined according to the vehicle type attribute of a target vehicle, obtains the vehicle frame number of the target vehicle in the upgrading mode and sends the vehicle frame number to an OTA upgrading platform, the OTA upgrading platform determines the vehicle type attribute according to the vehicle frame number and then determines the corresponding lane type based on the vehicle type lane matching rule, the upgrading mode corresponds to the lane type, the OTA upgrading platform generates an upgrading task of the target vehicle based on the lane type, the upgrading task is issued to the handheld OTA equipment, and the handheld OTA equipment performs software upgrading based on the upgrading task. By means of the technical scheme, one-to-one correspondence between the upgrading modes and the lane types can be achieved, multiple vehicle types can be covered and matched, automatic upgrading matching can be conducted on vehicles of different vehicle types, and the factory OTA upgrading efficiency and the factory vehicle circulation and warehousing efficiency are improved.
Owner:AVATR CO LTD

Vehicle management method and related apparatus

A vehicle management method and a related apparatus, which are applied to the technical field of vehicle certification. The vehicle management method is applied to a vehicle management system, and the vehicle management system comprises a first vehicle and a management device. The vehicle management method comprises: a first vehicle receiving a first message; a management device sending a second message to the first vehicle; and the first vehicle sending a third message to the management device in response to the second message, wherein the first message comprises a first vehicle identification number and a first certificate, the second message is used for requesting the acquisition of vehicle information of the first vehicle, and the third message comprises the first vehicle identification number and the first certificate. In the present method, the first correlation, which is comprised in a third message, between a first vehicle identification number and a first certificate is unique, such that the legitimacy of a first vehicle can be verified by using the first correlation, and the whole verification process does not need to rely heavily on manual means for execution, thereby achieving intelligent vehicle verification and improving the efficiency of vehicle management.
Owner:YINWANG INTELLIGENT TECHNOLOGIES CO LTD

Device and method for crowd sourcing data and implementing recommendations on a vehicle to increase safety

A method for crowdsourcing data related to vehicle capabilities and hazardous roadway conditions device and providing recommended courses of action to a trailing vehicle that increase safety to passengers of the trailing vehicle is disclosed. The method contemplates comparing relative capabilities of leading vehicles and its actions to the capabilities of the trailing vehicle to recommend courses of action that increase safety to the passengers of the trailing vehicle. The capabilities of the leading and trailing vehicle can be determined by looking up the vehicle configurations based on its vehicle identification number in a public or private database.
Owner:INNOVA ELECTRONICS CORP

Procedures for checking the speed and distance of motor vehicles in road traffic

Method for monitoring the permissible speed and the permissible distance between motor vehicles in road traffic by radio transmission of data for identifying the vehicles and their speed to a receiving station, characterized in that the data for describing the identity and speed of the motor vehicles to be monitored originate from a measuring system with a coupled transmitting device installed in each of the motor vehicles to be monitored, wherein the measuring system is the online on-board system (OBD system) for all motor vehicles with combustion and / or electric motors, and wherein the data for identifying the motor vehicles by the respective vehicle identification number (VIN) and the respective vehicle speed are taken from the OBD system installed in each motor vehicle.
Owner:GOEHLICH ROBERT A DR

Method for determining the dimensions and configuration of a vehicle wrap surface

A method for determining the dimensions and configuration of a vehicle wrap surface. The customer selects a vehicle to be the subject of a vehicle wrap cost quotation from a vehicle wrap provider. A photograph of the subject vehicle's Vehicle Identification Number (VIN) is transmitted to the vehicle wrap provider that is remote from the vehicle. Optical character recognition (OCR) is performed on the photograph to convert the VIN directly to an electronic form. A VIN database is queried with the converted VIN to obtain the vehicle year, vehicle make and vehicle model. The dimensions and configuration of the vehicle wrap surface are derived from the obtained vehicle year, vehicle make and vehicle model. The provider determines the costs for printing a vehicle wrap forwards a cost quotation to the customer.
Owner:IDMYFLEET LLC

Vehicle control apparatus and method thereof

A vehicle control apparatus includes a memory and a processor. The processor receives first identification information of a vehicle from a vehicle identification number (VIN) management control unit for managing identification information of the vehicle, compares second identification information of the vehicle with the first identification information, based on that the second identification information is identified in the memory, transmits the first identification information to an external server to request configuration information of a plurality of control units associated with the vehicle, based on that the first identification information and the second identification information are different from each other, and monitors the plurality of control units, based on receiving the configuration information from the external server.
Owner:HYUNDAI MOTOR CO LTD +1

Method and system for dynamic toll agency enrollment

Enrolling a vehicle with a vehicle charging authority system comprises, receiving, by a remote vehicle charging authority service (VCAS) server, a vehicle service enrollment request message. The vehicle service enrollment request message comprises data associated with a vehicle that has entered a proximity corridor area associated with the VCAS. The VCAS server determines that the vehicle is not registered with the VCAS. In response to determining that the vehicle is unregistered, the VCAS server transmits a vehicle registration invitation message which notifies an operator of the vehicle that the vehicle is not registered with the VCAS and invites the operator of the vehicle to enroll the vehicle with the VCAS. The invitation message can be displayed to the operator of the vehicle. The VCAS may operate toll roads, congestion zones or high-occupancy tolling (HOT). The vehicle may have a location sensor, such as a GNSS sensor, and determining the entrance to a proximity corridor area may use a geofence. The unique vehicle identification number (VIN) can be used to identify the vehicle. A single-click enrollment option can be used, with a unique vehicle identification and digital wallet identifier for billing being included in the enrollment sign-up.
Owner:VM CONSOLIDATED INC

ROBOT CHARGER CONTROL DEVICE AND METHOD FOR IT

A charging robot control device (300) and a method therefor, wherein the charging robot control device (300) comprises a memory which stores computer-executable instructions and at least one processor which accesses the memory and executes the instructions. The at least one processor identifies at least one vehicle by vehicle type or vehicle identification number (VIN) of the vehicle, or any combination thereof, by means of a vehicle number based on vehicle number recognition, controls a charging robot to perform charging of the vehicle when a parking state of the vehicle is a parking completion state and a charging request is received from the vehicle, and controls the charging robot to stop charging the vehicle based on a target battery level of the vehicle.
Owner:HYUNDAI MOTOR CO LTD +1

Identification system for vehicle fleets and related vehicle

An identification system for vehicle fleets comprising a plurality of vehicles and a remote control apparatus (200a), wherein each vehicle (200b) comprises an electronic controller integrated in the vehicle and a visualization device integrated in the vehicle, wherein: the remote control apparatus is configured to receive (208) a set of credentials comprising respective user identifiers; the integrated visualization device is configured to detect (218) and to transmit (218) credentials entered by a user comprising an identifier of such user to the integrated electronic controller; the integrated electronic controller is configured to receive (218) and to send (218) to the remote control apparatus such credentials; the remote control apparatus is configured to receive (220) such credentials and to verify (220) whether the received credentials are comprised in the set of credentials; if the received credentials are not comprised in the set of credentials, the remote control apparatus is configured to send (220) to the corresponding vehicle an identification signal indicative of a failed identification; if the received credentials are comprised in the set of credentials, the remote control apparatus is configured to send (220) to the corresponding vehicle an identification signal indicative of a successful identification and to couple (220) the identifier of such user comprised in such received credentials to a vehicle identification number of such corresponding vehicle; the integrated electronic controller is configured to receive (222; 224) and to send (222; 224) to the integrated visualization device such identification signal; and the integrated visualization device is configured to allow (222) access to at least one application if the received identification signal indicates a successful identification or to discontinue (224) access to the at least one application if the received identification signal indicates a failed identification.
Owner:CENTRO RICERCHE FIAT SCPA

Vehicle and control procedure of a vehicle

A vehicle (10), comprising:an emergency call unit (200) configured to generate an emergency rescue signal by detecting an emergency situation of the vehicle (10);a head unit (100a, 100b) configured to provide audio information to a user; and a main controller (300) configured to control at least one component included in the vehicle (10); wherein the main controller (300) is configured to store a vehicle identification number in advance, the head unit (100a, 100b) receives the vehicle identification number from the main controller (300), and the emergency call unit (200) receives the vehicle identification number from the head unit (100a, 100b), wherein the head unit (100a, 100b) transmits an information value indicating when the head unit (100a, 100b) performs wireless communication with an external device to the emergency call unit (200), characterized in that, if it is determined,that the head unit (100a, 100b) is configured to perform wireless communication with an external device, the emergency call unit (200) receives the vehicle identification number from the head unit (100a, 100b), and wherein, if it is determined that the head unit (100a, 100b) is not configured to perform wireless communication with an external device, the emergency call unit (200) receives the vehicle identification number from the main controller (300).
Owner:HYUNDAI MOTOR CO LTD +1

Edge device for detecting at least one traffic violation and procedure for doing so

The edge device 10 comprises an input module 12, which receives multiple frames from an image acquisition unit 13, and an object detection module 14 for detecting at least one relevant object in each of the received frames in order to detect the at least one traffic violation. The edge device 10 further comprises an object tracking module 16, which is designed to track a vehicle 11 across the received frames upon detection of the at least one traffic violation in order to extract the corresponding vehicle identification number. The device 10 further comprises a ticketing unit 20, which is designed to issue a ticket to a user of the corresponding vehicle 11 based on the detected at least one traffic violation and the extracted vehicle identification number.
Owner:BOSCH GLOBAL SOFTWARE TECH PTE LTD +1

Cost settlement method and cost generation method of intelligent cabin license, and server

The embodiment of the invention provides an intelligent cabin license fee settlement method, a fee generation method and a server, and the method comprises the steps: enabling a complete vehicle factory server to generate a license request when the complete vehicle factory server recognizes that a license request exists in any one of a vehicle identification code, a current software material list and a current intelligent cabin domain controller serial number; according to the at least one license application demand, generating an intelligent cabin license application order to an intelligent cabin domain controller supplier server; the intelligent cabin domain controller supplier server determines a to-be-issued license according to the intelligent cabin license application order, sends the to-be-issued license to the vehicle, obtains secret key use information of the vehicle based on the to-be-issued license, generates a license settlement list according to the secret key use information, and sends the license settlement list to the vehicle factory server; and the whole vehicle factory server carries out fee settlement according to the license settlement list. Therefore, the license of the intelligent cabin can be effectively managed, and the bill of material management cost of suppliers and vehicle factories is reduced.
Owner:GUANGZHOU AUTOMOBILE GROUP CO LTD