Tianjin Sairui Machinery Equipment Co., Ltd., established on 2000-05-12, The business scope includes metallurgical equipment,Hydropower equipment,wind power equipment,motor(dynamo,electric motor),Metal structure,fan,transformer,Research and development of high and low voltage switches and other electromechanical equipment,design,manufacture,Sales,Install,debugging,detection,Repair and related technical consultation;Design of lifting equipment,manufacture,Install,transform,repair(Operate after being licensed by the special equipment safety supervision department)Production of mining machinery and equipment,Sales;Mining machinery and equipment maintenance,Installation and technical service;Research on Mining Machinery Products,to develop;Forging products(hot die steel,high alloy steel),Petroleum pipes and oilfield supporting products,Research and development of reducers and related supporting products,design,manufacture,Sales;Maintenance engineering construction;Metal Press Processing;Metal material processing,Sales;Manufacturing of plastic products;Minerals(except coal),Wujinjiaodian,Building materials sales;Plumbing furnace,Heating furnace production,processing,Sales;operating state laws,Import and export business of goods permitted by laws and regulations;General cargo.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)