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Only through original theories based on China's practical conditions can China's philosophy and social sciences establish their own systems, characteristics and advantages, Xi said.

Hailing the important consensus reached in political and security cooperation in the fifth deputy prime ministerial bilateral dialogue mechanism meeting, Xi said he is confident that the second meeting of China-Indonesia High-level Economic Dialogue will be successful.

Sri Lanka is "ready to seek more economic cooperation opportunities with China," the prime minister said.

Xi said that the establishment of the China-Czech strategic partnership marks the beginning of a new era of bilateral ties.