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"Despite the challenges, the online sales model still has advantage in costs and services. It can help players swiftly respond to consumers' rapidly changing demands," Zhao said.

"Emissions from steel enterprises has a marked effect on air quality. None of the top 20 cities for steel output - which are responsible for 51 percent of the country' total capacity - has air quality that meets the national standard. The average density of tiny PM2.5 particulate matter in these cities is 28 percent higher than the national average," said He, who is also an academician of the Chinese Academy of Engineering.

"Demand in the construction industry has basically recovered to last year's level driven by new and resumed projects," said Xu Xiangchun, an analyst with mysteel.com.

"Developing new energy vehicles is a national agenda, and the industry is promising," he said.

"Distilling top-of-the-line features into a palm-of-your-hand drone is the culmination of years of work, and we are ecstatic to bring a new class of drone to the DJI lineup. Mavic Mini's long flight time, ultralight weight and high-quality camera makes it DJI's everyday drone, and most importantly, it's easy to fly, no matter your experience level," Luo said.