Main business blank：Xigang Seamless Steel Tube Co.， Ltd. is a subsidiary company of Jiangsu Xigang Group Co.， Ltd.， which is solely owned by China Resources Machinery and Minmetals Group under China Resources (Group) Co.， Ltd.
Main business blank：Yangzhou Positioning Tech. Co.， Ltd. is a specialized stock company， which invests in many domains and factories in the past few years. Specifically， the main products include 0.6A-6，000A thyristors (SCR)， diodes (disc， stud and plastic package type)， tri
