Chi Nhanh 3S Ha Noi – Cong Ty Co Phan Dao Tao Coach 3S Address: No 15, 527/109 Duong Xa Alley, Xa, Gia Lam District, Ha Noi City Enterprise code: 0901127587-003 Phone: 0396233028 Representative: Nguyen Van Tu Founding date: 22 - 10 - 2025