Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for Black Metal Flange, EPDM butterfly valve, flange, big size gate valve,20# steel flange. We sincerely welcome you appear to go to us. Hope now we have fantastic cooperation during the upcoming. The product will supply to all over the world, such as Europe, America, Australia,The Swiss, Berlin,Georgia, United Arab Emirates.Our factory covers an area of 12,000 square meters, and has a staff of 200 people, among which there are 5 technical executives. We are specialized in producing.We have rich experience in export. Welcome to contact us and your enquiry will be replied as soon as possible.