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And among the four not-to-do things were no talking while eating and resting and not drinking too much.

An opinion essay published in Politico listed five factors behind the US testing crisis.

Analysts from UBS Securities wrote in a latest note that listed US companies will have limited room for posting outstanding profits in the first half of this year.

Analysts from Ping An Securities said the market will have little motivation to invest in the medical sector in the short term due to the vaccine scandal, but the negative impact will not last long. Even if there is continued irrational short selling in the sector, it will be a good opportunity for investors who eye long-term profits.

Andrew Moody [Photo provided to China Daily]