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China had more than 25,000 km of high-speed railways by the end of 2017. The country aims to increase high-speed railway mileage to 30,000 km by 2020, covering over 80 percent of China's big cities.
China expects intelligent cars with partial or fully autonomous functions to account for 50 percent of new vehicles sold in the country by 2020, according to the National Development and Reform Commission.
China completed its first test exploration of natural gas hydrates, commonly known as combustible ice, in the South China Sea on July 9, which lasted 60 days, with total production capacity and daily production capacity exceeding 300,000 cubic meters and 5,000 cu m, respectively.
China has about 100 million hectares of saline-alkali soil, of which about one-fifth could be ameliorated to arable soil.
China has been the world's largest market for new energy vehicles since 2015 and is planning to put 5 million such cars on its roads by the end of 2020.
来源：资阳报