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China first introduced pollutant discharge permits in the late 1980s, but they were not compulsory. According to the ministry's data, only about 240,000 enterprises in 20 provincial areas ever received these original permits.
China has called for greater trade connectivity among countries of the Lancang-Mekong Cooperation by aligning with the new land-sea corridor under the Belt and Road Initiative.
China contributed just 1.1 percent to global GDP in the late 1970s, but by 2019, it made up 18 percent.
China had 231,564 accredited journalists as of the end of 2017, the report said.
China has a four-tier color-coded weather warning system, with red reprensenting the most severe, followed by orange, yellow and blue.
来源：资阳报