Dong Yang Bend was founded in October 1998 and has been the specialized manufacturer of carbon, stainless steel butt welding and grooved pipe fitting ever since. With customers' affectionate concerns, Dong Yang Bend has thrived for continuous product R&D and was able to obtain many of the renowned certifications including ISO9001/14001, KS, JIS, ASME MO, API Q1, FM, UL and major shipbuilding countries' classifications. Based on the know hows and our efforts, we are providing our products throughout various piping system industries such as plants including fire, petrochemical, gas, ocean, shipbuilding, water treatment plants for water supply and sewage, housing and civil construction. Especially, grooved fittings that Dong Yang Bend is providing to our customers, being designed for the best seismic performance, are known for contributing to the nation's economy and the citizens' safety. Also, we are fulfilling the needs of diversification for the market and customers.