So 1 Hoang Ha LTD Address: Civil Group 7, Yen Binh Town, Yen Binh District, Yen Bai Province Enterprise code: 5200907193 Phone: 0987672682 Representative: Nguyen Thi Phuong Adress: Hamlet 3, Gioi Phien Commune, Yen Bai City, Yen Bai Province Yen Binh Town, Yen Binh District, Yen Bai ProvinceFounding date: 7 - 1 - 2020