Recently, it was proposed by the China Machinery Industry Federation, under the jurisdiction of the National Foundry Machinery Standardization Technical Committee, led by Lijin Group Shenzhen Lingwei Technology Co., Ltd., Guangdong Hongtu Nantong Die Casting Co., Ltd., Shenzhen Lanhai Huateng Technology Co., Ltd., Shenzhen Dingzhengxin Technology Co., Ltd., and Mechanical Science
2021-03-24 11:44 Category: Hot News