Cao Duc Son LTD Address: No 207, Civil Group 7, Tan Giang Ward, Cao Bang City, Cao Bang Province Enterprise code: 4800765943 Phone: 0915198611 Representative: Nguyen Duc Son Adress: No 21 B, Lane 34, Lieu Giai Ward, Ba Dinh District, Ha Noi City Tan Giang Ward, Cao Bang City, Cao Bang ProvinceFounding date: 21 - 10 - 2011