Its inorganic expertise has resulted in advancing the art in specialty silica and silicates, alumina trihydrate, magnesium hydroxide, kaolin clay, barium sulfate and natural calcium carbonate.

• 其无机专业技术提高了专业硅石和硅酸盐、氢氧化铝、氢氧化镁、高岭土、硫酸钡和天然碳酸钙的产品工艺。