GB/T 44130.3-2025Charging and battery swap service information exchange for electric vehicles — Part 3: Business information exchange specification (English PDF)

3.1 Charging and battery swap service platform

A support system that collects, processes, manages the operation of electric vehicle information and electric vehicle charge station information; provides users with functions such as charging and battery swapping services, business management, information services.

Note. Referred to as "service platform" in this document.

[Source. GB/T 44130.1-2024, 3.3.2]

3.2 Third-party services platform

An independently operated platform that exchanges information with electric vehicle charging and battery swapping service platforms; it may function as a third party to provide a series of professional services to customers.

Note. In this document, a third-party services platform specifically refers to a type of "third- party service and management platform" (defined in GB/T 44130.1-2024, 3.11), namely, a third-party charging and battery swapping service platform.

[Source. GB/T 44130.1-2024, 3.3.2]

3.3 Charge station operator platform

A platform that provides service management for charging and battery swapping facilities to charge station operators.

A digital or physical service authorization tool provided by the user.

3.10 Electric vehicle charging and battery swapping service credential

A digital or physical service authorization tool, which is automatically provided by the vehicle.

3.11 Vehicle unique identification number

A code capable of uniquely identifying the vehicle's identity information within business processes. Note. For example, the VIN.

4.1 Interaction Framework

4.1.1 The business information exchange specified in this document encompasses the

exchange of business information among charge station operator platforms, customer- affiliated operator service platforms, third-party service platforms, electric vehicle operation service platforms, parking information service platforms.

4.1.2 The business information exchange interfaces for electric vehicle charging and

battery-swapping services shall comply with the requirements for the Iserv interface specified in 4.6.4 of GB/T 44130.1-2024, the Iev interface specified in 4.6.6 of GB/T 44130.1-2024, the Ipark interface specified in 4.6.7 of GB/T 44130.1-2024.

4.1.3 Following the exchange of electric vehicle charging and battery-swapping service

business information among the various platforms, the information exchange between the platforms and the charging/battery-swapping charge station shall be completed, via the Idev interface specified in 4.6.8 of GB/T 44130.1-2024.The implementation of the Idev interface shall comply with the provisions of GB/T 44130.4-2025.

4.1.4 The interaction framework for electric vehicle charging and battery-swapping

service business information shall comply with the provisions shown in Figure 1.

Figure 1 -- Interaction framework for charging and battery-swapping services

4.2 Business roles

4.2.1 Primary business roles

The primary business roles participating in the information exchange for electric vehicle's charging and battery-swapping services shall include.

a) Charge station operator platform. A platform that provides electric vehicle's charging and battery-swapping charge station services to electric vehicle users;

b) Customer-affiliated operator service platform or third-party service platform. A platform that provides services such as user registration/network access, account management, information services, customer support to electric vehicle users;

collectively defined in this document as "operation service platform".

4.2.2 Related business roles

The related business roles participating in the information exchange for electric vehicle's charging and battery-swapping services include.

a) Charge station. Equipment that provides energy exchange for electric vehicles;

b) Electric vehicle user terminal. A software terminal provided for energy replenishment of electric vehicles.

4.3 General provisions

4.3.1 Transmission requirements for business information exchange shall comply with

the provisions of 7.1 in GB/T 44130.5-2025.

4.3.2 Message formats for business information exchange shall comply with the

provisions of 7.1 in GB/T 44130.5-2025.

4.3.3 Interaction mechanisms for business information exchange shall comply with the

provisions of 7.1 in GB/T 44130.5-2025.

4.3.4 Timestamp data formats involved in this document shall comply with the

provisions of A.1 in GB/T 44130.2-2025.

4.3.5 Definitions of operator ID, equipment code, charging equipment interface code,

battery pack swapping equipment code, rapid-swap battery pack rack code used in this document shall comply with the provisions of 4.3.5 in GB/T 44130.2-2025.

4.3.6 Information exchange encoding used in this document shall support the UTF-8

specification; the format shall comply with the requirements of RFC 3629.

4.3.7 Security for information exchange interfaces used in this document shall comply

with the provisions of GB/T 44130.5-2025.

5.1 Requirements for business information exchange use cases

The business scenarios for business information exchange consist of business use cases across four types of business domains. The classification of business use cases shall comply with the requirements of Table 1; the content of the use cases shall comply with the provisions of A.1 in Appendix A.

5.2 Requirements for business information exchange processes

The main business processes involved in business information exchange shall comply with the requirements of Table 2; the content of the business processes shall comply with the provisions of A.2. ......