The Key-Lab has widely made the international exchange and cooperation with the institutions from 21 countries of the world, including USA, Germany, Russia, Japan, UK, France, Belgium, Korea, DPR Korea, etc. , and the regions of Hong Kong and Taiwan of China. For the last five years, the Lab organized 11 int’l symposia including the 1st-3nd Int’l “Symposia of Cretaceous Biota and the KTB in Heilongjiang River area”, “Int’l “Symposium of Paleontology & Stratigraphy of Beixi, China”(2007), “Sino-German Symposium on Paleontology & Geology of Xinjiang”(2004,2007), “Sino-Russian Symposium on oil and gas-bearing basins”(2007), “Int’l Forum on Archaeology in Jilin University for 2006”, etc., which has widely influenced to the scientific circle in the world.