We, Rockrose Industry Limited is a Sino-Hongkong joint venture chemical group corporation since 1992,situated in central region of China where is abundant in chemical raw material resources.The group, owning professional chemical factories, dedicated to manufacturer, R&D, and deep-processing of products including yearly output of 18000 tons Zinc oxide,25,000 tons PVC Resin,20,000 tons DOP( Dioctyl phthalate),25,000 tons STPP(Sodium Tripolyphosphate) and 20,000 tons SHMP(Sodium hexametaphosphate). With the gain of Hongkong management, competitive and skillful workers, closed to the sources of materials and strict quality control policy, we are famous for making the high quality products at competitive price among all customers.