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Apart from masks, Gejian also produces mask-making machines, goggles, thermodetectors, air purifiers and other protective equipment.

Annan is an old friend of the Chinese people, and China's cooperation with the UN was comprehensively boosted during his term, Xi said in a condolence message sent to UN Secretary-General Antonio Guterres.

Another notice released around the same time said that residents in a residential block nearby should abide by home-based isolation requirements as of 6 pm that day.

Another part of dialogue management is making transitions smooth — for example, asking the user if they have read an article.

Another unique measure the government uses to fight poverty is a program called "East-West Pairing-off Cooperation for Poverty Reduction", whereby a developed province in the east assists a less-developed region in the west.