Xu made the remarks over the weekend at an event to commemorate the opening of a new energy car technology and innovation center it set up in Beijing along with 14 institutions, including its new-energy car arm BJEV, Tsinghua University and battery maker CATL.
Yan would have had to produce her result at the airport. Her trip was canceled last week after dozens of new infections were detected in parts of China.
Yang continues to use traditional patterns and skills. "Only something classic can last," she said.
Xu said the landslide followed long-term geological deterioration.
Yang Guang, head of the Lancang-Mekong Center for Agricultural Cooperation, said such cooperation has seen fruitful outcomes. The total trading volume for agricultural products reached .2 billion in 2019, up by 12.5 percent from the previous year.
Xue, 27, now works for Coca-Cola, after graduating from Shanghai University of Finance and Economics in 2013.
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Yao Jinbo, founder and CEO of 58.com, a major Chinese online marketplace operator, said that Xi's words on cybersecurity and informatization were "impressive", especially by emphasizing that efforts should be made to make sectors including agriculture more digitalized, smart, and internet-powered.
Yang said that through close contacts and enhanced strategic consultations, the two heads of state play a leading role in the development of bilateral relations.
Yan was last seen at noon on Feb 14 at King's College London by a friend.
Yang, who is based in Shanghai and is a former head of Mensa China, has more than 3 million followers on Sina Weibo. Her public account on WeChat was still active on Tuesday evening, although she had not posted anything since Friday.