The research and development team of Shanghai Jingji has developed various manufacturing process after years' of dedicated efforts. With the materials and instruction given by customer, we customize all kinds of silicon materials in order to meet the customer's requirements. At present, Shanghai Jingji can process more than 20 kinds of and more than 80 types and shapes of polysilicon materials. Shanghai Jingji has established a unique Silicon Materials Museum and has become a leading customized silicon materials service provider. Its product quality has reached international level with a strong clientele spreading over Europe, America, Japan, Korea, and Taiwan.