Kingruiman (Beijing) Steel Co., Ltd is a professional steel pipe products manufacturer and supplier, whose production base is Shanghai BSW Petro-Pipe Co.,LTD, which is one of top mills of SSAW steel pipe in China.Below are our main advantages:1.The capacity of proceeding extra-long Spiral Piling Pipe, which the Max. length can be 50 meter per piece. And it is used widely in ocean, ports and bridges building etc piling projects.2. The high-level product quality. With the most advanced production equipment, with the scientific management experience, with the professional on-line inspection equipment and lab-testing equipment, BSW can guarantee the products to up to the international standard. BSW has gotten related certificates authorized by the well-known international certification organizations. (Please see our website for the details)3. BSW's product positioning is aim to the high-end market, meanwhile we get plenty of the experiences in supplying to large construction projects. With the high-quality products and professional service, we are getting more and more market shares both at home and abroad. Our products have used in the large construction projects at Australia, Canada, Europe and South America etc. With good reputation, we are getting more orders at home and aboard. At the same time, it will be our precious experience to guide our following projects. (Please see our website for the details)4. BSW locates at Puyu industry Zone, Baoshan District, Shanghai, which is 6 kilometers from Shanghai Port. Compared with the inland factory, it is obvious advantage on the logistics to make sure the delivery date as scheduled.