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Another farmer, Huang Yuqin, hoped the floodwaters would soon recede. "If the flood recedes in 20 days, we'll still have a chance to replant the paddies," she said.

Antibodies are produced by the immune system when the body is invaded by a virus. Scientists hope to use the test to estimate the extent of COVID-19 infections, because there is a report that 30 to 50 percent of infected populations have zero or minor symptoms, and there has been a shortage of tests in many places.

Apart from observatories, areas suitable for stargazing, like deserts, grasslands and plateaus, as well as planetariums, have also boosted the tourism industry in Tengger Desert in Alxa League, the Inner Mongolia autonomous region; the Hulunbuir Grassland in Inner Mongolia; and Wenchang Space Launch Center in Wenchang, Hainan province, according to these local governments.

Another player, Jiedian Technology, in May received a 300 million yuan investment from Jumei.com, one of the biggest online beauty production retailers.

Another economist, Anup Sinha, a former professor at the Indian Institute of Management Calcutta, expressed concern about impending joblessness. "As a result of acute uncertainties in the job market, the rising middle class with high disposal incomes is becoming weak and shaky. And that is having an effect on the demand side and the consumption pattern," he said.