 
        
Mail: hanchengok5@163.com
 
        
Culture
• Survive on Quality, Development by credibility, Customer uppermost
• Achieve mutual improvement, mutual benefit and all-win together
• First-class, Solid progress
• People first, technology advance

 
        
Mail: hanchengok5@163.com
 
        
Culture
• Survive on Quality, Development by credibility, Customer uppermost
• Achieve mutual improvement, mutual benefit and all-win together
• First-class, Solid progress
• People first, technology advance
