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"CDC China had a very consistent message and told people exactly what they need to do. Sometimes when people didn't wear a mask, there was enforcement," he said. "We know in the United States when you recommend something and you don't enforce it, sometimes it doesn't work."

"China aims to have 300 million people participating in winter sports by 2022," said Zhang Dianzhong, an official with Zhangjiakou's education bureau.

"China is building an open economy. We welcome European countries to seize the opportunities to scale up investment in China and explore this huge market of 1.4 billion people," he said.

"China has become the world's largest source of outbound tourists," she said. "Considering that only 10 percent of Chinese hold a passport, we anticipate a period of explosive growth in the next decade."

"Bytedance already has multiple short video and live streaming products. What Vscene can add is the VR technology so as to upgrade the live streaming experience and enhance the level of engagement," said Wang Xiaofeng, senior analyst at consultancy Forrester.