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As for the second batch of the pilot cities, including Shaanxi province's capital Xi'an, Linfen in Shanxi province and Zibo in Shandong province, the average PM2.5 density declined by 11.4 percent from 80.6 micrograms per cu m in 2017, to 71.4 micrograms per cu m in 2019.

As President Xi mentioned at the 19th CPC National Congress, China should focus on innovation and aim for cutting-edge technology. From my perspective, it takes time to achieve this goal. To leverage the expertise from countries, China can accelerate this progress with regard to intellectual property rights.

As a family of three, Wang said, they usually throw away one bag of domestic garbage a day.

As a company that specializes in international information services, China Unicom has worked closely with African telecommunication operators and equipment manufacturers to provide products and solutions, including information and communication technology services, premium internet, global networking solutions and cloud-network integrated solutions.

As a brand enjoying a world-wide reputation for good quality, Volvo could help upgrade the high-end equipment manufacturing industry of Daqing and bring products made in the city to the global market, said Song.