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"Cold air will reach North China on Tuesday, which will help bring the air quality back to good," the ministry said.

"China's higher education has made a great leap, but it is still lagging behind in some basic research areas. There are still some breakthroughs to be made and some demands from society to be met," he said. "So we need to nurture more outstanding creative talent."

"China's care about fighting air pollution and protecting the environment is motivated by its care about the health of Chinese citizens in the first place, which is a good thing that has led the country to vow a commitment to relevant international goals," said Magdy Allam, secretary-general of the Union of Arab Environmental Experts affiliated with the Cairo-based Arab League.

"China spends more than 0 billion to import chips every year, more than the amount spent on crude oil imports," said Deng, who is also a member of the 13th National Committee of the Chinese People's Political Consultative Conference.

"Conducting deep research on blockchain is the right thing for China to do to develop financial technology, as blockchain is an emerging technology that may become the future financial infrastructure," said Yao Qian, director-general of the Institute of Digital Money at the People's Bank of China.