Shijiazhuang Chang sheng Diamond Tools Co., Ltd. Was established in 1998, Our company covers an area of 8 acres with building area of 1, 000 square meters. We are focus on development and producing the diamond and T. C. T saw blade. Our products are widely used in cutting the stone, the wood, the aluminum, the tiles, and also can be used for cutting the engineering drilling concrete, the stone polishing, the green asphalt and any others construction materials.