Gansu Dachangxin Metal Industry Co., Ltd. was established in 2004 with a registered capital of 30 million yuan (4.1 million US dollars), the company covers an area of 73,300 square meters, we are a company with 19 years of domestic steel manufacturing and trading experience. We specialize in the production of stainless steel welded pipe, stainless steel seamless pipe, stainless steel pipe auxiliary fittings, stainless steel flange, as well as carbon steel flange and aluminum alloy window and other products. We provide one-stop service for global customers, and our products are exported to more than 50 countries and regions such as Southeast Asia, Europe,Australia, North America, South America, and the Middle East.We have won recognition from our clients due to our good creditand good services.In addition, we can customize products according to customer's requirement. In accordance with GB standards, ASTM standards, JIS standard, EN and other standards.