Shanghai Yuehan Machinery Co., ltd professional sales of pneumatic diaphragm pump, electric diaphragm pump, electric Reciprocating pump series products, electric diaphragm pump, series of electric reciprocating pump, is a professional pump sale enterprise. The main products including: QBK pneumatic diaphragm pump, QBY3 pneumatic diaphragm pump,QBY3 electric diaphragm pump, WBWBR electric reciprocating pumps, deeply favored by customers. These products have the competitive price with high quality.The company's products are mainly used in the fields of chemical industry, environmental prot…