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The U.S. retail giant Walmart has also sped up its "smart revolution" in the Chinese market, with over 400 outlets supporting "Scan and Go." It has also introduced an online search map of groceries to improve shopping efficiency.
Compared with the BDS-2 system, the technologies of the BDS-3 system have been greatly improved. The communications, data transmission, and ranging among satellites can be achieved through inter-satellite links.
BEIJING, Jan. 31 (Xinhua) -- Chinese President Xi Jinping's special envoy Wang Zhigang will attend the 7th World Government Summit to be held in the United Arab Emirates (UAE) on Feb. 10, Foreign Ministry spokesperson Geng Shuang said Thursday.
During a meeting with the U.S. delegation last week, the Chinese president once again highlighted the role of cooperation in resolving the economic and trade differences and frictions, and urged negotiators of the two sides to "make persistent efforts" to reach a mutually beneficial deal.
Launched on Dec. 8, 2018, China's Chang'e-4 lunar probe, comprising a lander and a rover, landed on the far side of the moon on Thursday morning.
