Chi Nhanh Ha Noi – Cong Ty TNHH Hoang Son Tung Address: 156, Ninh Hiep Street, Phu Dong Commune, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 2802021167-001 Phone: 0927944444; Representative: Nguyen Thi Quyen Phu Dong Commune, Gia Lam District, Ha Noi CityFounding date: 9 - 2 - 2026