Giansun Precision Components Co., Ltd. is the core subsidiary of Giansun Group, specializes in high precision products manufacturing. We support high quality products for high-speed train, large metallurgical equipment, large airplane and other big projects. Our main products are rotor shaft and couple flange for very high-speed train, high-precision roller, heavy mill bearing support, high-accuracy flange, extrusion cylinder, large press extrusion fitting, and hydraulic system control block. We have established long relationships with world famous enterprises, such as Bombardier, Siemens, and Danieli. Also, we have business relationships with SWA, CNR and CSR.