GuAn Xinglong Chemical Industry Company, Was founded in 1987, is a high technology enterprise in Beijing. It is a member of the Additives Suppliers Net and is the first class supplier to the Sinopec Group. Xinglong chem, being authorized import&export business, has passed SGS and ISO9001:2000 quality system certification. Xinglong Chem is early develop and produce antioxidants and nucleating agent in china. The Sinopec Group such as Yanshan Petrochem; Panjin Polyethylene; Qilu Petrochem; Tianjin Petrochem and many plastic fabricants have used our products in a large scale since 1987. Feedback us highly evaluated for our high quality and fine service more than thirty years. We already export to India & East Asia, Europe &America Market. Main products: 1.Antioxidants XL-168,XL-1010,XL-1076, XL-1098,XL-B225,XL-B561, XL-B900 2.Nucleating Agent XL-NA2001, XL-NA2002, XL-TA2003 3.Light Stabilizer UV-9 UV-326 UV-327 GW-770 GW-622 4.Fluorescent Whitening Agent OB-1, OB, 127, KSN, KCB, CBS-X