Hanghong is a professional manufacturer&exporter, is established in 1989. We are specialized in oil&gas pipe, producing and export butt welding Pipe Fittings with stainless steel, carbon steel&alloy steel. carbon steel elbow, tee, reducer, cap, flanges with all standards seamless pipe fittings in China. Quality is our culture. We always focus on service our customers overseas and pay great attention to our quality control process. We are ISO9001&PED certified by TUV. With the floor area of 21,500 square meters, covered area of 18,500 square meters. With 153 employees in total, we have strong technical capability. Up to now,the company has established long-term stable cooperation relationship with our customers all over the world in chemical industry. Choose Hanghong,Choose Top Guarantee !