CNIC has conducted wide international collaboration, and has taken up corresponding international status in some international organizations such as APNIC, ICANN, APAN, EU, etc, and hosted 2007 APAN conference, Sino-America Advanced Network Technology Symposium, GRIDs@Work2007 Joint Symposium and other international conferences. CNIC together with US New York Scientific Computing Center has jointly set up the "China-US Joint Scientific Computing Center". CNIC has established good cooperative ties with US, Germany, Japan, South Korea, Taiwan and HK regions, and conducted multiple international cooperation and academic exchanges.