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China is stepping up efforts to develop the AI industry as part of the nation's broader drive to become a global leader in the sector.

China has rich biomass resources, including agricultural and forestry waste, which represents huge potential for large-scale industrial utilization of biomethane. However, despite the abundance in raw materials, China has not been able to make full use of the resources, he said.

China is the world's largest online shopping market, with about 467 million online consumers spending about 26.1 trillion yuan (.83 trillion) last year, up 19.8 percent year on year.

China is bucking the relatively gloomy trend for luxury sales globally dampened by the COVID-19 pandemic. In the case of Burberry, the Chinese mainland grew in the mid-teens in quarter one but grew ahead of the January pre-COVID-19 level of 30 percent in June, according to company figures.

China initiated a 10-year ban on fishing in the Yangtze River at the beginning of the year.