Hebei Dongguang County Jinjianshi Nano Technology Co., Ltd mainly works on the designing and the producing of petroleum machinery and petrochemical pipeline valve, and our conpany is the member of Sinopec and China-petrol net of first class in providing oil drilling equipment and accessories.

After more than ten years development, our company has acquired professional manufacturing base which is capable of providing varieties of machining equipments and detecting instruents. The main technique performance and functions of all kinds of serial products has met with the international advanced level. We have perfect qualitymanagement system and we have possessed all kinds of quality certifications. Our company provides serial complete sets of petroleum machinery, especially the insulation joint, insulation flange and the bend flange are used in Southeast product pipeline.

Our company pursues quality first and customer supreme principle. We will further develop new products with new technology and provide you with high quality products. We will implement or bussiness pronciples for the sake of us two parties.