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"By implementing projects such as sintering flue gas, desulfurization and using gas instead of coal, air pollution has been greatly reduced," Li said.

"Carrying massive customer data, mobile ads (tailored to each and every customer) can capture demand better than traditional ads, increasing the media investment efficiency," said Leo Chiang, principal with consultancy PwC Strategy&.

"CIIE 2020 is one of the most popular B2B (business to business) trading marketplaces today, and it is particularly important for the international markets amid the global pandemic," Kazakh Minister for Trade and Integration Bakhyt Sultanov said.

"But like everyone else in our club I am young and dedicated, and we are always willing to embrace a challenge. Most of the elderly involved in our club's activities were lonely at home. They are happy when we provide them with solutions and keep them company."

"China has become one of our most important markets around the world, and we attach great importance to our development in China. Although the Chinese economy is relatively slowing down, it is still a fast-growing market worldwide," said Howard Ozawa, executive vice-president of Canon.