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Beijing has 19 lines covering 574 kilometers in operation. Twenty subway lines or sections, spanning over 350 kilometers, will be built this year.

Before and after Trump's infection, a number of White House staff members have also tested positive for the virus.

Beijing police did not immediately respond to a faxed request for comment.

Because of the inconsistent economic and trade policies from the US, Wei said that global trade conditions will become more unpredictable and a number of countries will suffer the outcomes of US trade protectionism as they are incapable of confronting the superpower’s pressure.

Before the outbreak, some experts predicted that this year, the quota for special bonds may increase to between 2.95 trillion yuan and 3 trillion yuan. But the growing number of infected patients indicates that it will still take some time for things to return to normal, and that in turn will prompt the government to raise the quota and ensure that enough funds can be used for epidemic control work and to promote recovery of economic growth afterward, said Zhang Xu, the chief fixed-income analyst at Everbright Securities.