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China has been the world leader in patent applications on inventions for seven consecutive years, said Wan Gang, president of the China Association for Science and Technology.
China has become the largest market for tourists in the world with the expansion of its middle and upper classes.
China earned 5.4 trillion yuan from tourism in 2017, an increase of 15.1 percent. The country plans to raise tourism revenue to 7 trillion yuan by 2020 in a bid to develop tourism into a major driver of economic transformation and upgrading.
China has been the world's major buyer of industrial robots since 2013, according to the International Federation of Robotics.
China first appointed local government officials as river chiefs in 2007 to address pollution woes of a blue algae outbreak in Taihu Lake, Jiangsu province. The practice was later adopted in several regions with rich water resources to ensure strong enforcement of environmental policies and enhanced coordination of different government bodies.
来源：资阳报