XiMi is a professional manufacturer of barium sulphate, calcium carbonate, talc powder ,transparent powder, silica powder, barium sulphate masterbatch and calcium carbonate masterbatch which has its own mine and ISO approved factory. XiMi specializes in mining and powder processing, selling and R&D. With advanced production technology, XiMi's products feature uniform particle size distribution, high whiteness and high purity. With two R&D departments of coating and plastics, XiMi provides customized service according to customers' request.