National Institute of Metrology P. R. China (NIM)
Address:                 No.18, Bei San Huan Dong Lu, Chaoyang Dist. Beijing, 100029, China
Tel:                         + 86 10 6452 4257
Email:                     caij(at)nim.ac.cn; zhuxm(at)nim.ac.cn; xusx(at)nim.ac.cn
Website:                 https://en.nim.ac.cn/

Founded in 1955, National Institute of Metrology of the People’s Republic of China (NIM) is a non-profit research organization under the State Administration for Market Regulation of P. R. China (SAMR).It is China’s national metrology institute (NMI) and the state-level technical center for legal metrology. It stays at the top of China's traceability chain.

As of September 2022, NIM has about 1050 staff members. NIM has two campuses. The Hepingli Campus focuses on R&D in traditional areas and service provision and is NIM's customer service center. The Changping Campus focuses on cutting-edge research that has a high requirement on laboratory conditions.