Standard No.:	GB/T 32960.2-2025
English Name:	Technical specifications for remote service and management system for electric vehicles - Part 2: On-board terminal
Chinese Name:	电动汽车远程服务与管理系统技术规范 第2部分：车载终端
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR; SAC
Issued on:	2025-8-1
Implemented on:	2026-2-1
Status:	valid
Superseding:	GB/T 32960.2-2016 Technical specifications of remote service and management system for electric vehicles--Part 2: On-board terminal
Target Language:	English
File Format:	PDF
Word Count:	10500 words
Translation Price(USD):	315.0
Delivery:	via email in 1~3 business day

ICS 43.040 CCS T 35 National Standard of the People’s Republic of China GB/T 32960.2-2025 Replaces GB/T 32960.2-2016 Technical specifications for remote service and management system for electric vehicles – Part 2 : On-board terminal 电动汽车远程服务与管理系统技术规范 第2部分:车载终端 (English translation) Issue date: 2025-08-01 Implementation date: 2026-02-01 Issued by the State Administration for Market Regulation of the People's Republic of China the Standardization Administration of the People's Republic of China Technical specifications of remote service and management system for electric vehicles Part 2 : On-board terminal 1 Scope This document specifies the technical requirements and describes the test methods for the on-board terminal of remote service and management system for electric vehicles. This document applies to integrated and independent on-board terminals. 2 Normative references The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition (including any amendments) applies. GB/T 18655-2025 Vehicles, boats and internal combustion engines-Radio disturbance characteristics - Limits and methods of measurement for the protection of on-board receivers GB/T 19951-2019 Road vehicles - Disturbances test methods for electrical/electronic component from electrostatic discharge GB/T 21437.2-2021 Road vehicles - Test method of electrical disturbances from conduction and coupling - Part 2 : Electrical transient conduction along supply lines only GB/T 21437.3-2021 Road vehicles - Test method of electrical disturbances from conduction and coupling - Part 3: Electrical transient transmission by capacitive and inductive coupling via lines other than supply lines GB/T 28046.1-2011 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 1 : General GB/T 28046.2-2019 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 2: Electrical loads GB/T 28046.3-2011 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 3: Mechanical loads GB/T 28046.4-2011 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 4: Climatic loads GB/T 32960.1 Technical specifications for remote service and management system for electric vehicles - Part 1 : General principle GB/T 32960.3-2025 Technical specifications for remote service and management system for electric vehicles – Part 3 : Communication protocol and data format GB/T 32960.4 Technical specifications for remote service and management system for electric vehicles - Part 4 : Conformance test GB 34660-2017 Road vehicles - Requirements and test methods of electromagnetic compatibility GB/T 45086.1-2024 Technical requirements and test methods for on-board positioning system - Part 1: Satellite positioning GB 45672-2025 On-board accident emergency call system GM/T 0008 Cryptography test criteria for security IC 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 28046.1-2011, GB/T 32960.1, GB/T 32960.3-2025, GB/T 32960.4 and GB/T 45086.1-2024 as well as the following apply. 3.1 integrated on-board terminal on-board terminal that is integrated into other devices or systems of the vehicle 3.2 independent on-board terminal on-board terminal that is independently designed as a separate device or system 3.3 digital signature data appended to, or cryptographic transformation of, a data unit Note: Such data or transformation allows the recipient of the data unit to verify its origin and integrity, thereby preventing forgery or repudiation (e.g., by the recipient). [Source: GB/T 15843.1-2017, 3.11, modified] 3.4 key symbol sequence used to control cryptographic transformation operations, consisting of an asymmetric key pair Note 1: A key includes a public key and a private key, where the private key is used for signing or decryption, and the public key is used for signature verification or encryption. Note 2: Cryptographic transformation operations refer to encryption, decryption, cryptographic check function computation, signature generation or signature verification, etc. [Source: GB/T 15843.1-2017, 3.16, modified] 4 Requirements 4.1 General If the on-board terminal shares hardware with other information interaction systems, the entire device's software and hardware shall also meet the requirements of this document. 4.2 Functional requirements 4.2.1 Activation The on-board terminal shall be activated before the first use. The activation information shall be transmitted to the server platform after being signed with the private key stored in the automotive chip equipped with hardware security protection mechanisms. The activation information shall include the chip identification number (ID), the public key stored in the automotive chip, and the vehicle identification number (VIN). 4.2.2 Time and date Each time the on-board terminal is started and before data collection, its time shall be calibrated using the Global Navigation Satellite System (GNSS), Network Time Protocol (NTP), or other calibration sources. On on-board terminal shall provide the time and date. Time shall be accurate to second, and the date shall be accurate to day. The time deviation after calibration, compared to the standard time, should be within ±5s. 4.2.3 Positioning The positioning function of the on-board terminal shall comply with the requirements for positioning and location information specified in GB 45672-2025 (excluding environmental requirements). Note: The requirements for Category M and N vehicles specified in this document refer to the corresponding requirements for Category M₁ and N₁ vehicles in GB 45672–2025. 4.2.4 Data collection Each time the on-board terminal is operating after being activated, the real-time data collected shall at least meet the data upload requirements specified for public platforms in GB/T 32960.3–2025, with a collection frequency of no less than 1 Hz. 4.2.5 Data storage 4.2.5.1 Collected data storage The on-board terminal shall store the collected real-time data in its internal storage medium. 4.2.5.2 Storage capacity The internal storage medium of the on-board terminal shall have a capacity sufficient to store at least 7 days of real-time data. When the internal storage medium of the on-board terminal is full, it shall support an automatic cyclic overwrite function for the stored data. 4.2.5.3 Data readability The data stored in the internal storage medium of the on-board terminal shall be readable. 4.2.5.4 Power-off storage When the on-board terminal is powered off and ceases operation, it shall completely store the data stored in the internal storage medium prior to power-off. 4.2.6 Data transmission 4.2.6.1 The on-board terminal shall have the capability to transmit the collected real-time data to the enterprise platform. 4.2.6.2 The transmission interval and data types of real-time data uploaded by the on-board terminal to the enterprise platform shall comply with the relevant requirements of GB/T 32960.3–2025. 4.2.7 Data retransmission When the on-board terminal experiences abnormal communication, it shall store the collected real-time data in the local storage medium and retransmit the real-time data once communication returns to normal. The retransmitted data and the retransmission method shall comply with the relevant requirements of GB/T 32960.3–2025. 4.2.8 Data security The on-board terminal shall be equipped with an automotive chip that incorporates hardware security protection mechanisms. The automotive chip shall meet the following requirements: — It shall have a unique chip identification number (referred to as "chip ID"). The chip ID shall consist of a four-digit chip model identifier and a maximum of twelve characters defined by the vehicle manufacturer; — It shall store the chip ID and keys. The chip ID and public key may be readable, while the private key shall be neither readable nor modifiable; — Its security level shall meet the requirements of GM/T 0008 Security Level 2, or its product security assurance level shall not be lower than EAL4+, or it shall comply with national or industry standards for automotive chip information security. — The key length shall be no less than 256 bits. The on-board terminal shall provide technically feasible security strategies to ensure that all product performance and functions remain within secure scope. The on-board terminal shall not contain high-risk or higher security vulnerabilities that were disclosed six months ago on vulnerability platforms recognized by the automotive industry authorities and remain unpatched, ensuring the security of stored data. Note: Hardware security protection mechanisms refer to information security functions implemented via automotive chip circuitry, designed to meet the information security requirements of automotive systems in terms of integrity, confidentiality and availability. 4.2.9 Registration The on-board terminal shall support remote registration functionality on the enterprise platform. 4.2.10 Independent operation After an abnormal power disconnection, the on-board terminal shall be capable of continuing operation with the ability to maintain independent operation for at least 10 min. During this independent operation period, the on-board terminal shall be capable of normal data collection, data storage, data transmission and data retransmission. Note: Data refers to the relevant data specified in GB/T 32960.3–2025. 4.2.11 Remote control The on-board terminal should support functions such as self-check, remote query, remote parameter setting and remote upgrade. 4.3 Performance requirements 4.3.1 Electrical adaptability performance 4.3.1.1 Start-up time The time from power-on to the start of real-time data collection by the on-board terminal shall not exceed 120s. After the test, the data collection and data transmission functions of the on-board terminal shall operate normally. 4.3.1.2 Operating voltage range The operating voltage range of the on-board terminal shall meet the requirements specified in Table 1. When tested according to the test method in 5.2.1.2, the data collection and data transmission functions of the on-board terminal shall operate normally both during and after the test. Table 1 Operating voltage range Unit: Volt DC power supply system (Un) Minimum operating voltage (USmin) Maximum operating voltage (USmax) 12 9 16 24 16 32 Note: For 48V power supply systems, the operating voltage range shall be determined through agreement between the supplier and the buyer. 4.3.1.3 Superimposed AC voltage performance When tested according to 5.2.1.3, the data collection and data transmission functions of the on-board terminal shall operate normally both during and after the test. 4.3.1.4 Supply voltage slow drop and slow rise performance When tested according to 5.2.1.4, the data collection and data transmission functions of the on-board terminal shall operate normally after the test. 4.3.1.5 Supply voltage transient performance 4.3.1.5.1 Supply voltage transient drop When tested according to 5.2.1.5.1, the data collection and data transmission functions of the on-board terminal shall operate normally after the test. 4.3.1.5.2 Reset characteristics When tested according to 5.2.1.5.2, the data collection and data transmission functions of the on-board terminal shall operate normally after the test. 4.3.1.6 Reverse voltage performance