Dongguan Polytec additives Co., Ltd deals with domestic and imported rubber chemicals and provides relevant technical support. Our products include antiscorching agent CTP/PVI, plasticizer A, accelerators and antioxidants. Dongguan polytec additives Co., Ltd is the exclusive agent of Shandong yanggu huatai chemical Co., Ltd in south China. We have established business relationships with most of tyre factories in South China and gained high reputation.