To promote international space cooperation,the Chinese Society of Astronautics (CSA) and Center for Strategic and International Studies (CSIS) co-hosted Global Space Development Summit in Beijing on April 23~25.Over 100 officials,experts, scholars and entrepreneurs from space agencies,concerned departments, research institutions and enterprises of China,the United States,Russia,Japan, India,France,Germany,the United Kingdom,Italy,Spain,Norway, Malaysia,and Canada participated in the summit.High-level officials from China