According to the enterprise data, Lvliang Dongyi Group Coal Gasification Co., Ltd. was established in 1999-04- 15, and its business scope includes the production and sales of coal, natural gas and related products. Railway transportation; Laying, installation and maintenance of gas pipeline network; * Distribution: cookers, bath sets, kitchen utensils and household appliances; Related information consultation and service. (Projects subject to approval according to law can only be operated after approval by relevant departments)