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China operates the world's longest high-speed railway lines. In 2016 alone, the total distance of the nation's high-speed railway lines reached 22,000 kilometers, up 15.79 percent year-on-year, according to the latest data from the Ministry of Transport.
China pledged to peak carbon emissions by the end of 2030 in the Paris pact sealed in 2015.
China took a step in that direction in June when it issued new guidelines for scientists and lawmakers to promote the "safe, controllable and responsible use" of AI for the benefit of mankind.
China plans to increase its percentage of gas in primary energy consumption to a range of 8.3 to 10 percent in 2020, from 5.9 percent in 2015. To achieve the target, China will rely more on gas imports, Wang said.
China opposes foreign interference in Venezuela's affairs, especially threat of military interference, she said.
