Flanges Chengde Rui Mai Trading Co., Ltd. Chengde Rui Mai Trading Co., Ltd. is a professional and competitive supplier of pipes, valves and fittings in China. It is more Production Market More than 20 countries and regions, America, France, Turkey, Russia, Malaysia, India, Pakistan, Indonesia, South Africa etc. Our Service Assist to design special molds suitable for local market before sales; supervise the quality of goods in the process of production; promise compensation to any single unqualified product in the period of warranty.Flanges website:http://www.ruimaivalves.com/