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"Compared with other plastic products, straws account for only a small proportion of pollution. It's more urgent to reduce larger plastic trash like bottles by controlling production and enhancing laws and regulations," he said.

"Cross-infection is the main cause of the epidemics, especially at schools and in enclosed areas."

"Commercial banks should not overlook the importance of digitalization, including fintech and big data, with which they can advance the transformation of their retail banking business," he said.

"Commercial-titled apartments became a first choice for people without household registration (Hukou) and investors who wished to buy more than one home in the city, despite the fact that such properties were subject to higher utility bills. Demand for such properties was growing fast as supplies of conventional residential properties were limited," said Gao Liangyi, 43, who lives in a commercial-titled apartment in Beijing's Xicheng district.

"Cooperation between China and Brazil is bound to usher in a broader future," Xi said.