Qingdao Grand Chemicals Co.,Ltd is an integrated company that encompasses research and development, manufacturing, sales and marketing of textile dyes. Through many years development, we have set up two production sites located in Qingdao & Wei fang. More than 50 different final products are made at these two locations according to the most advanced ecological manufacturing methods and supplied to the global market. At present, the company mainly possesses four series of registered brands: Wool Dyes SUPSET, Polyamide Dyes SUPSET PA, Wool & Polyamide Dyes SUPCRON and Polyester Dyes SUPSIL. Nearly 50 kinds of products can fully satisfy continuous requirement from the textile industry. Besides, the company established a technical center in Qingdao employing a group of high-level technicians and researchers. It possesses advanced facilities for research & development and also the effective inspection methods to ensure stable production quality and provide technical support for customers.