Wenzhou Longda Plastic Industry( Business) Co., Ltd., which was established in 1999, specializes in making various kinds of PE fittings, such as couplers, caps, elbows, flange, flange washer, reducers, tapping saddles, water pot, tees and ball valves ( There are two series: electro fusion fittings and butt fusion fittings).The fittings are applied in gas, oil and water systems. They have the following advantages: 1. High air-tightness 2. Anti-corrosion 3. Easy installation 4. Low cost 5. Long service life If you are interested in the products or want to get more information, please kindly leave message here. We will reply you in 24 hours.