Full---Brief introduction: Yichang Full Polymer Technology Co,. Ltd. is a corporate enterprise of mining and chemical industry, committed to mine exploration and management, R&D and production of chemical raw material and coating. Full---Primary business: Mine: barite mine, calcite mine, rutile mine, navajoite etc Chemical raw material: precipitated barium sulfate, native barium sulfate, light and ground calcium carbonate, rutile and anatase titanium, lithopone, powder and flake vanadium ...