We in South Africa have their own chromite sand plants, and screening, grading sales, with several decades in large-scale use of steel castings experience to provide complete technical support.

• 我们在南非拥有自己铬铁矿砂工厂，及筛选，分级销售于一体，拥有几十年的在大型铸钢件的使用经验，能够提供完整的技术支持。