March 24－25, SIIS， British Embassy to Beijing and DFID Beijing Office co-sponsored an international conference of “Economic Cooperation and Sustainable Sino-African Relations” as the ninth of the serial seminars for the 50th anniversary of the founding of SIIS. Experts and scholars from China, Britain and Africa discussed about Sino-African economic and trade cooperation and cooperation between China and other countries in Africa. SIIS President Yang Jiemian attended the conference and made a conclusion speech.