Hangzhou Qiandao Pumps Co., Ltd. was established in 1984. Our company has cooperated with Zhejiang University of Technology and Zhejiang Research Institute of Electromechanical Design, devoted to developing, manufacturing and selling anticorrosive products with environmental protection and vacuum equipment. We have about twenty-seven years of experience. Our company has successfully developed the graphite-modified polypropylene tube heat exchangers, products of graphite-modified polypropylene falling-film absorber series, water-spray vacuum pumps and sets and others, and has passed the authentications by State Educational Committee & Zhejiang Scientific and Technological Committee respectively. We have been awarded the technological prizes of provincial levels. Besides developing new products, we also explore ways of standardized management to enhance our competitiveness. In 2000, our company was elected as a member of China Cauterization and Protection Institute Nonmetal Materi... [Details]