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"Getting rid of the requirement of SCI papers would be a big relief, but without another credible evaluation method, there might be more 'backdoor channels' or 'pulling strings' for future promotion opportunities," said Cheng.

"Furthermore, the speed of the trains increased to 140 kilometers per hour, which seemed unimaginable in the past. Thanks to the excellent sealing of the doors and air conditioning system, passengers could enjoy a warm trip even on the coldest days."

"Germany and China are both major countries in trade and important trading partners of each other. The two sides should jointly safeguard the free trade system and oppose trade protectionism in a bid to safeguard our common interests," said Maas.

"For users, offline scenarios of a game are more vivid, and are easier for gamers to interact with each other, while for game developers, combining online gaming with offline interactions is a wise choice to gain the loyalty of users and expand their market share," Dong said.

"For me, online classes are less interactive than in real classroom. You cannot have eye contact with students," says Li Ding, a college English teacher in Shenyang, Northeast China's Liaoning province.