Qingdao Hongrunda Chemical Co., LTD. is specializing in developping, producing and saling textile dyes and chemicals. We are always trying our best to providing our customers with high quality disperse dyes, reactive dyes, acid dyes, cationic dyes, direct dyes, sulfur dyes, indigo blue, sodium hydrosulfite and other chemicals, and related services. High alkali-resisting disperse dyes is our featured products, this type of disperse dyes can dye polyester in strongly alkaline conditions(PH: 4-12)...
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