Scientific and Technological Cooperation
Protocol amending agreement of January 31, 1979. Signed at Beijing September 17 and 22, 2018; entered into force September 22, 2018.
Agreement previously extended November 20, 2013: TIAS 13-1120; April 18 and 21, 2016: TIAS 16-421; and June 5, June 6 and August 30, 2017: TIAS 17-830.