Transparent Polyamide factory Our History Our Factory Changyu Holding Group Co., Ltd. (hereinafter referred to as Changyu Group) is located in Zibo National New&High-tech Industrial Development Zone, Zibo City, Shandong Province, a famous historical and cultural city in China. Changyu Group is an enterprise group with high-end new materials and fine chemicals as its main business. Our Product The main products are zirconia, zirconium oxychloride, nano zirconia powder materials, long carbon chain special nylon materials, long carbon chain dibasic acids, long carbon chain diols, etc. http://www.changyuintl-e.com/
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