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China remained the world's second-largest civil aviation market in 2019. In 2019, the industry handled 660 million passenger trips, a year-on-year increase of 7.9 percent, said data from the CAAC.

China on Friday said new rules governing insurers' investments will come into force on April 1, and the same will focus on governing the way funds are invested by insurers and on improving risk control.

China will build quality laboratories, nurture top talent, take part in more international projects and improve policies for basic science projects to become a global technological powerhouse by 2050, officials said on Sunday.

China will also deepen cooperation to improve bilateral military ties, enhance coordination with Germany on international and multilateral programs, and jointly maintain regional and world peace and security, Xu added.

China is willing to work with Britain to have frequent high-level visits, hold institutional dialogue to ensure bilateral ties will have healthy and steady development along the right track, Xi said.