ur company is a big company which is specialized in research, producing and selling stainless steel pipes and tubes in China. We have two manufacturing bases which located in Songyang industrial park and Longwan industrial pack of Wenzhou. Our company has more than 400 employees , including more than 60 professional technicians , According ISO9001:2008 and TSG Zooo42007, our company established prefect a quality management system , including ?6S? and ?lean manufacture? production system. Our company has advanced production and testing equipment , such as 1200KN cold dawn machine. The specifications of pipes that we can manufacture are : OD from 6mm to 820 mm , WT from 1mm to 60mm . The main grades or materials are 304/304L, 316/316L ,321/321H, 310S,317L,ect . The standards are ASTM, ASME, DIN ,EN, JIS, etc .The products are widely used in chemical industry , boilers , ship, environmental protection , food ,medical treatment , etc fields . Our company is specialized in manufacturing heat resisting stainless steel pipes 310S and large diameter stainless steel pipes , especially 310S .