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China joined the Montreal Protocol on Substances that Deplete the Ozone Layer in 1991.
China will also boost regional economic cooperation and promote free trade areas, Qian said.
China saw a total of 97 million domestic trips on Thursday, the first day of the eight-day national holiday. That figure is 73.8 percent of trips made during the same period last year, official data showed.
China officially kicked off commercialization of 5G services on Oct 31, with the nation's big three telecom operators rolling out their 5G data plans. In June, the country granted licenses to telecom carriers for commercial 5G service.
China needs a series of measures, including tighter lending, increases in supply and particularly, more taxes, to reduce market speculation, said Ding.
来源：资阳报