◆the only professional research institutions of China metal products industry

◆Deputy director-general of China steel structure association

◆National Quality Supervision and Inspection Center for Metal Products

◆The Productivity Promotion Center of Metallurgical Steel Wire Products Industry

◆ The master of China metal products information network

◆Edited and published Metal Products, the only one state-level excellent professional scientific journal in China.

◆manage website: http://www.cswpn.com

◆Henan metal products projects technology research center