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"Guangdong cities that are expecting to become international financial centers can first choose to become a green bond exchange center or carbon emission trading center, areas that are neglected by many other leading global financial cities," he said.

"Government agencies, in fact, have taken some measures and made some rules in the past few years to maintain order in the development of new technologies. But it's not enough, and the situation needs to be adjusted in a systematic manner," he said.

"Fortunately, the government opened a 'green channel' for us to sell grain and an online platform to order agricultural materials, so our crop cultivation went on smoothly," Gai said.

"Hainan will become an example of the nation's image," said Xi.

"Google, Microsoft, and Walmart ... are more difficult to kill," he said.