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"Cities including Hangzhou have relaxed the limits, and the moves will help boost vehicle sales," said Xian Guoyi, a senior official at the Ministry of Commerce.

"Compared to existing test areas across the nation, the test and demonstration area in Lingang is fully covered with 4G and 5G networks, and it offers a larger area for testing and well-designed test scenarios," said Gu Changshi, chief planner for industrial development with the Shanghai New Lingang Area Development Administration.

"China will further open its market to other BRICS countries and increase imports, as they are highly complementary in trade," said Wang.

"Consumers buy things at lower prices, but they may not use them," said Zhang Lu, an intern of Xiamen Construction and Development Corporation. "It's hard to say whether they save money or not."

"Coronavirus seemed to pop up every 10 years, first with the appearance of SARS (severe acute respiratory syndrome) in 2003. I felt then that coronavirus would become a serious threat to global public health one day, and such research would have very practical application," Wang said.