Chongqing Chengxi Industry & Trade Co. Ltd. specializes in research, development, manufacture and sale of reinforcing fibers . In order to solve the concrete,asphalt,cement mortar problems like cracking, leak, toughness.Chengxi developed a new product Shinciver fiber, it also awards ...

Our company is a professional manufacturer with great influence in silica fume, black master batch and white carbon black. Sunmix built up our own producing processing factory Xiamen, Fujian Province, which has already been large - scale. The main product microsilica (or fume), ...