19th online meeting of TC 1.7 "Photometry and Radiometry": 30 March 2023
20th online meeting of TC 1.4 "Flow Measurement": 31 March 2023
Metre Convention and CIPM MRA
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)
A representative of NIM (Dr Y. Duan) is a member of CIPM (since 2010).
NIM has representatives in 10 BIPM Consultative Committees.
Confirmations of recognition of QMS of NMIs (within COOMET)
China receives its NMI QMS recognition within APMP.
State CMC data
China publishes its CMC data within APMP.