Phat Trien Kinh Te Tong Hop Hoang Son Joint Stock Company Address: 3 Yen Thinh Hamlet, Ky Tien Commune, Ky Anh District, Ha Tinh Province Enterprise code: 3000410114 Phone: 02393867682 Representative: Van Duc Phuc Ky Tien Commune, Ky Anh District, Ha Tinh ProvinceFounding date: 28 - 5 - 2007