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          Tianjin yadong group is a professional engaged in fine chemicals research and development and production of high-tech enterprises, the headquarters has tianjin yadong chemical co., LTD., Inner Mongolia new Asia chemical co., LTD., Inner Mongolia wuhai yadong fine chemical co., LTD., tianjin yadong prosperity international trading co., LTD.Group main series of products are used to dye paper, cotton, wool, nylon...