Shaanxi Yanyu Chemical Co., Ltd.

Wholesale of caustic soda, methanol, hydrochloric acid, sulfuric acid, hydrofluoric acid, sodium hypochlorite, sodium chlorite, ammonia, acetone, temporary plugging agents (without warehousing); related chemical products and chemical raw materials for the petroleum and papermaking industries (except for flammable, explosive and dangerous chemicals products), daily necessities, Wujinjiaodian, office equipment sales, cargo warehousing (excluding specially controlled and flammable and explosive hazardous chemicals); oilfield fracturing and acidification technical services (if the above business scope involves licensed business projects, The license document or approval certificate must be operated within the validity period, and no operation is allowed without permission).