Home2011 Treaties and Agreements ...China (11-118) – Protocol for Cooperation in Energy Sciences hide China (11-118) – Protocol for Cooperation in Energy Sciences TIAS Office of Treaty Affairs January 18, 2011 Scientific and Technological Cooperation: Energy Sciences Protocol signed at Washington January 18, 2011; entered into force January 18, 2011. Download attachment [521 KB] Tags China Scientific and Technological Cooperation Treaties