Cong Nghe Phat Trien Quoc Te KTS Maria Kim Hoan Group Joint Stock Company Address: Ngoi Vien Hamlet, Xuan Ai Commune, Van Yen District, Yen Bai Province Enterprise code: 5200930587 Phone: 02382468944 Representative: Luong Kim Hoan Adress: Ngoi Vien Hamlet, Xuan Ai Commune, Van Yen District, Yen Bai Province Xuan Ai Commune, Van Yen District, Yen Bai ProvinceFounding date: 30 - 3 - 2022