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Hangzhou Changjiang industry Co.,Ltd is a professional enterprise engaged in researching, developing and producing products of　textile, printing and dyeing, chemical industry. The Corporation was founded in 1988, located in the Binjiang district of Hangzhou which is the national Hi-tech industrial park. Now the company has five branches : Hangzhou Changjiang printing and dyeing factory , Hangazhou refined Chemical Industry , Hangzhou Changjiang chemical research institute enterprise, Zhejiang Changjiang textile and dyeing factory , Hangzhou Dongjiang industry Co.,Ltd. 　An organization construction and management model corresponding to modern enterprise system have been established. In accordance with ISO 9001:2000 standard a quality management and guarantee system has also been established. The policy of quality management is customer-oriented, in search of excellence. we've persisted in the guiding of the market and have continually motivated our technical innovation. The corporation shall continuously develop new products with better specifications and reliabilities to meet numerous demands of client.