This is YUHUAN BILLOW BRASS INDUSTRY Co., Ltd. We would like to take this oppertunity to introduce our company and products with the hope that we may trade with you in the future. We have been manufacturing kinds of brass valves for several years, to ensure the products meet the strict quality level demanded by its customers, the company has successfully obtained certification of its quality control systems by ISO9001: 2000, CE Certificate, the systems effectively control all stages in the producing progresses.