The company is able to offer its customer with a wide range of products, such as seamless stainless steel pipes. The main steel grades are 304/304L/304H, 316/316L, 321/H, 347H, 317/317L, 310S, we also can supply the pipes with low content of nickel such 1% as we have the furnace to making steel by ourselves. And the annul output is about 10000 tons under RENQUAN brand. The company has passed ISO9002: (94), which has now upgraded to edition 2000. The strict quality control of raw materials has ensured the quality of the products. The quality control system for spectro analysis, eddy current testing, ultrasonic testing, low temperature impact testing and water pressure testing is able to carry out strict control throughout the production process. Also the company can offer pipes according to different standards, such as GB, HG, SH, ASTM/ASME, JIS, DIN, etc.