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Basic research is the essence of science and the source of technologies, as well as the cornerstone of building a leading power in science and technology (S&T) in the world, Wang said.

With an advanced satellite-based augmentation system, the satellite can also provide low-cost and reliable navigation services to civil aviation clients at home and abroad.

Peng called for more art exchanges between the two nations and stronger friendship between the two peoples.

Experts and workers extended the coverage area of the optical fiber to 20 kilometers, double the conventional maximum onshore coverage of 10 kilometers, to ensure the full coverage of network signal along the bridge, according to the constructors.

Xi and other leaders visited the exhibits attentively, and stopped occasionally to ask for more information.