Cong Nghe Cao Hamyn Viet Nam Joint Stock Company Address: Ha My Hamlet, Chu Dien Commune, Luc Nam District, Bac Giang Province Enterprise code: 2400636932 Phone: 02043885229 Representative: Nguyen Van Tan Adress: Cluster 5, Trai Hamlet, Phuc Hoa Commune, Phuc Tho District, Ha Noi City Chu Dien Commune, Luc Nam District, Bac Giang ProvinceFounding date: 23 - 1 - 2013