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the selection of the basic trichromatic system is of fundamental importance to dyers when they select their reactive dye range for the exhaust process. combining a yellow, a red and a blue dye can dye a wide range of shades. another major demand made for the trichromatic combination is good reproducibility...
silk yarn hangzhou hongda decorative cloth weaving co.,ltd silk zhejiang joinway silk group co., ltd. is a major silk manufacturer and trader in china. our company is located in huzhou, one of china's most important silk producing areas. our company was foun... silk zhejiang joinway silk group co.,...