Status of participation in the Metre Convention:
Member of the Metre Convention since 1977.

Signatory of the Mutual Recognition Agreement (CIPM MRA):
NIM (October 14, 1999), has the right to use the CIPM MRA logo from November 27, 2006.
 

Applied Institute: Hangzhou Applied Acoustics Research Institute (HAARI) (from January 1, 2013)
https://www.bipm.org/en/about-us/member-states/cn/

A representative of NIM (Dr Y. Duan) is a member of CIPM (since 2010).
NIM has representatives in 10 BIPM Consultative Committees.

China receives its NMI QMS recognition within APMP.

China publishes its CMC data within APMP.

KCDB: https://www.bipm.org/kcdb/cmc/quick-search?keywords=china