Wenzhou Longli Pipes Manufacturing Co., Ltd. is a high-tech company engaged in the research, development and manufacture of pipe fittings. With 20 years' history, our company owns advanced technology, financial strength and complete testing equipment. Besides many varieties and specifications, our products are of beautiful appearance and stable performance. They meet the standards of GB12459-90, GB/T13401, and the United States and abroad ASME / ANSI, German DIN, Japanese, JIS, and other relevant standards. We mainly produce elbows, tees, reducers, lap joint stub ends,flange and pipe caps, using materials of 321, 304, 304L, 316, 316Ti, 316L, 347, 310S, 317L, S31803, and 904L. The products which are widely used in many industrials such as shipbuilding,petroleum,chemical engineering,nuclear electric,food sell well in the domestic but also exported to the Middle East, South America, Southeast Asia and other countries and regions. Longli products are excellent. We believe one motto: we don't read the encyclopedia well, but we concentrate on the pipe fittings.