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"Due to the influence of cold air from the west, atmospheric conditions to diffuse pollution in northern parts, including the Beijing-Tianjin-Hebei province cluster and the Fenhe-Weihe Plain region, will not worsen and will stay the same as the past five-year average," Jia Xiaolong, deputy head of the center, told a news conference on Wednesday.

"Even 10 years ago, all the street lights (in China) were all LED. There were street sensors for traffic tracking and control," said Yu. "It all happens very quickly, because whenever there's a hot technology, the Chinese people will go for it."

"Expectations for future activity also fell to their lowest level since late 2014, as most firms do not expect energy prices to return to profitable levels this year," said Chad Wilkerson, economist with the Federal Reserve Bank of Kansas City.

"East Asia is the manufacturing center of the world economy, and it can and should be revived first," he said. "That would be a huge boost for the whole world."

"Even if you exclude the epidemic, the industry still has witnessed significant developments in the past five years. These include a peak in the growth of the traditional game industry, the rise of esports and the rapid growth of products utilizing existing intellectual property.