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After more than 60 years of hard work, China has established a comprehensive, systematic, and advanced aerospace scientific, technological and industrial system, and has become an important emerging force in the exploration and use of outer space, said the Chinese envoy.

Technological innovation should be deeply integrated with economic and social development, Xi said.

The trip will also take Li to Japan's northern island of Hokkaido.

Premier Li Keqiang said that a social credit system comprising solid credit records of all market entities, is of fundamental importance.

But for China, the ultimate solution for regional security challenges lies not only in dialogue, but more importantly in the common development of all nations.