ISO/TC67/SC2 and SC5 Domestic Mirror Committee in China

Voting member of Tubular Goods Subcommittee of Committee on Standardization of Oilfield Equipment and Materials for API (API/CSOEM/SC5)

Secretariat of Oil Tubular Goods Subcommittee of Technical Committee on Petroleum & Natural Gas of Standardization Administration of China

Secretariat of Oil Tubular Goods Subcommittee of China Petroleum Standardization Committee

Secretariat of Oil Tubular Goods Subcommittee of Technical Committee on Petroleum & Petrochemical Equipment & Materials of CNPC Standardization Committee

Secretariat of ISO/TC67/SC2 Special Standardization Work Group of CNPC Standardization Committee

Secretariat of Petroleum Tubular Goods Committee of Chinese Petroleum Society (CPS)

Secretariat of Petroleum & Petrochemical Engineering and Equipment Material Field Committee for the Chinese Standards for Testing and Materials