NingJinXian huaao machinery Co., Ltd. is a butterfly, ball valve, check valve, double flange, etc. Professional production and processing of the limited liability company, headquartered in Ningjin Economic and Technological Development Zone East first, Ningjin County Berlin Machinery Co., Ltd. has a complete and scientific quality management system. Ningjin County Berlin Machinery Co., Ltd. Of integrity, strength and quality of products recognized by the industry. Welcome friends from all Ningjin County Berlin Machinery Co., Ltd. Visit, guidance and business negotiation.