The Government has actively introduced oil and gas policies to promote the sustainable and healthy development of the industry in 2017.The purposes of such policies are:to accelerate the reform of mineral resource royalties and advance the competitive transfer of mining rights;to promote the reform of the natural gas price,introduce cost supervision on long-distance natural gas pipeline enterprises in the area of gas pipeline transportation,and strengthen the regulation of the distribution price;to liberalize the import of crude oil in an orderly manner,increase the allowable volume of non-state trading crude oil imports,strengthen the supervision and periodically pause the approval of the right to use imported crude oil;and to enhance environmental protection.