We are located in Jinan, the capital of Shandong Province--spring city. professional manufacturer for rescue tools collection research, manufacture, sales and service. We have a number outstanding technical management team. Rescue series products ...

Guangzhou Trade Fair: 2.1G19,20 Changzhou Longhua Shuangyi Metal Tools Co.,Ltd. is a specialized designer and manufacturer of micro steel cylinders developer related products, It rose in the late 1990s has now developed into with abilities design ...