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China will actively share its experience in containing, diagnosing and treating the disease with other countries, send teams of medical experts to countries in need and provide medical supplies to them to the best of its ability, Wang said.

China launched the second comprehensive scientific expedition to the Qinghai-Tibet Plateau in June 2017, 40 years after the first. Lasting five to 10 years, the expedition will conduct a series of studies focusing on the plateau's glaciers, biodiversity and ecological changes, and will also monitor climate changes.

China tops global patent applications in 2019 with the number of patent applications reaching 1.4 million, more than twice the amount of the US, which ranks second on the list, the World Intellectual Property Organization said.

China launched the "toilet revolution" in 2015 to increase the number and sanitation of toilets at tourist sites. The campaign expanded to improve public toilets in cities and build better private toilets in rural areas.

China said in December it would suspend additional 25 percent tariffs on US-made vehicles and auto parts for three months, following a truce in a trade dispute between the world's two largest economies.