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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.

"For example, visitors can take the 50 Years of Victory, a nuclear-powered icebreaker, to reach the North Pole. But we can only entertain 600 tourists per year in that program," said Sun Jie, CEO of the cruise division of Tongcheng Network Technology, an online travel agency.

"Hainan used to provide us fields to carry out research, but more supporting facilities, high-tech laboratories and accommodations, are also provided nowadays," said Hua Zetian, a scholar of the National Hybrid Rice Engineering Technology Research Center. Hua has worked in Sanya for 30 years.

"Having the opportunity to spend time in China and making it my second home is an experience of a lifetime. Thank you China, see you again soon."

"Germany has shown great confidence in China's market potential and economic prospect; China has attached importance to Germany's high-tech industry and management experiences," said Shi.