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"Due to the decentralization of the blockchain, its applications are gradually broadening. Systems exposed in the public chains cannot be shut down, and bugs are extremely difficult to fix," Yu said. "As blockchain is evolving into a technical infrastructure service, serious security problems would occur once something goes wrong with it."

"Everywhere around the world, coffee shops are using our beans as part of their blends. Ethiopia is the birthplace of coffee－we have the best beans in the world."

"Every year, about a third of the land remains unplanted, and farmers don't have the technology or the networks to grow various crops and sell them to the right markets," he said.

"DCE will further open up to outside investors, making more of its futures internationalized," executive vice president Wang Weijun said on Monday.

"Domestic tourism, especially destinations outside the center of the epidemic, will resume soon after the epidemic," she said. "The government can give some incentives and also make full preparations to stabilize the market and secure travelers' health." More than 20 famous tourist spots, such as West Lake in Hangzhou, Zhejiang province, and Xuanwu Lake in Nanjing, Jiangsu province, resumed operations by Thursday.