Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for api 5l grb pipe, Welded Square Steel Pipes , Sae 1020 Seamless Steel Pipe , Structural Steel Pipe ,Api 5l B Seamless Steel Pipe . As a key enterprise of this industry, our corporation makes attempts to become a leading supplier, depending on the faith of expert excellent & throughout the world assistance. The product will supply to all over the world, such as Europe, America, Australia,United Arab emirates , Mali ,Swiss , Rwanda .The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.