Hoang Duc Khoi LTD Address: Yen Dinh Hamlet, Hung Thinh Commune, Tran Yen District, Yen Bai Province Enterprise code: 5200934493 Phone: 0974566587 Representative: Hoang Huu Hieu Adress: Lo Vien Hamlet, Tam Da Commune, Son Duong District, Tuyen Quang Province Hung Thinh Commune, Tran Yen District, Yen Bai ProvinceFounding date: 21 - 11 - 2022