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Xi's speech explained strategic guidelines for Party governance, summarized progress made in the past five years and analyzed challenges and risks ahead, the communique said, adding that it is important for all Party to carefully study it.

DAMPE has the widest energy range coverage and the highest energy resolution of all the dark matter probes currently in space. Based on the satellite's data, scientists drew the cosmic ray electron and positron spectrum.

This year marks the 40th anniversary of China's reform and opening-up drive, which is the very reason behind China's robust growth over the past four decades.

Bilateral trade totalled 514.8 billion U.S. dollars last year, up 13.8 percent year on year, the fastest growth pace between China and any of its major trading partners.

China's top legislator Zhang Dejiang also met with Moon on Friday afternoon, and both sides agreed to boost parliamentary exchanges.