This Part specifies the requirements such as duty, quota, environmental conditions, technical requirements, inspection test item and type test of the electrical machines and controllers of electric vehicles. This Part applies to the electrical machines and controllers for electric vehicles. All the items relevant to electrical machines which are not specified in this Part shall comply with GB 755-2000. If there are special requirements, the user and manufacturer may specify them in special technical agreement. All the items relevant to driving controllers which are not specified in this Part shall comply with GB/T 3859.1-1993. If there are special requirements, the user and manufacturer may specify them in special technical agreement.