1. Company informationA Dong plastic Co., Ltd is one of leading company specializing in manufacturing and exporting CALMAST (calcium carbonate masterbatch), The compound of plastic. Our market share has been increasing considerably because of high quality and competitive price. Our production capacity is 15000 metric tons per year. We commit to bring the customer with the highest satisfaction by our reputation.2. Production:CALMAST is manufactured from foreigns raw material with high technology. CALMAST is silkier, whiter and dryer than that of other manufacturers.CALMAST is packed in 25 kgs +/- 200g PP bag.3. Application CALMAST is mixed with other materials in plastics manufacturing industry to minimize the production cost, increase the heat resistance and the durability, unchangeable shape and printability for the productsCALMAST is widely used in plastic manufacturing such as: PP woven sack, PE blowing film, high class household plastic products, strings, with blowing and injection technology.