Daqing High-tech Zone Hualongxiang Chemical Co., Ltd., established on 2003-10-13, Business scope includes wholesale[Operating without storage facilities]sulfuric acid,hydrochloric acid,1,2-Xylene,1,3-Xylene,1,4-Xylene,Mixture of xylene isomers,hydrofluoric acid,sodium hydroxide,Acetic acid,Thiourea,acrylic acid,Methanol,Potassium peroxodisulfate,sodium persulfate,sodium chlorite,Sodium hypochlorite solution,perchloric acid(See<Hazardous Chemical Business License>blackEGao An Jing Zi[2014]000059,Valid until2022year12moon23day);Environmental Technology Development,Technical Services;Downhole operation technical service;Water Treatment Auxiliary,Oilfield additives(The above two items do not contain hazardous chemicals,Inflammable and explosive products and highly toxic),Research on Water Treatment Devices,Production,Sales and technical service;Chemical Products(Free of Hazardous Chemicals,Inflammable and explosive products and highly toxic),Instrumentation,hardware products,Sales of anti-corrosion insulation materials;Machinery and Equipment Leasing;Car rental;General cargo road transport;Intelligent installation engineering service;Mechanical parts processing;Chemical equipment,Special equipment for oil drilling,Research on Electronics,Production,Sales and installation service;Digital technology service.