China standardization is a kind of centralized administrative system combined with respective responsibility of any official departments and civil association.
Standardization Administration of the People's Republic of China (SAC) is authorized by the State Council and under the control of AQSIQ to exercise the administrative functions and carry out centralized administration for standardization in China. While relevant competent administrative departments of the State Council shall be assigned the responsibility of managing the work of standardization within their respective professional sectors.
The competent administrative departments for standardization in the provinces autonomous regions and municipalities shall execute unified administration of the work of standardization in their respective administrative regions. The competent administrative departments of the governments of provinces, autonomous regions and municipalities shall administrate the work of standardization within their respective sectors in their respective administrative regions.
The competent administrative agencies on standardization of the city and county governments shall, in accordance with their respective responsibilities specified by relevant governments of provinces, autonomous regions and municipalities, administrate the work of standardization in their respective administrative regions.
Types of Chinese Standards
Chinese standards are divided into National Standards, Professional Standards, Local Standards and enterprise Standards.
National Standards shall be developed for technical requirements need to be unified nationwide.
Professional Standards may be developed for which no National Standards are available but unified technical requirements are needed in a certain professional field throughout country.
Local Standards may be developed for which neither National Standards nor Professional Standards are available, but unified requirements for safety and hygiene of industrial products are needed within a local area.
Enterprise Standards may be developed within an enterprise when National Standards, Professional Standards and Local Standards aren't available. However, an enterprise is encouraged to adopt National Standards, Professional Standards and Local Standards if they are available.
Moreover, national advisory technical documents may be developed for some developing projects, which are required relevant guiding standard documents or have standardization value but can't be developed formal standards or adopt ISO/IEC and other international standards at present.
Classes of Chinese Standards
Chinese Standards are divided into mandatory standards and voluntary standards.
Standards concerning protection of human health, personal property and safety and those enforced by laws and administrative regulations are mandatory standards, others are voluntary standards.
National Standards Codes
Number Code Content
1 GB Mandatory National Standards
2 GB/T Voluntary National Standards
3 GB/Z National Standardization Guiding Technical Documents