Be Tong Chem Mien Bac LTD Address: KM 8 + 900 Dai Lo Thang Long, Son Dong Commune, Hoai Duc District, Ha Noi City Enterprise code: 0111201417 Phone: 0919595336 Representative: Le Van Nam Son Dong Commune, Hoai Duc District, Ha Noi CityFounding date: 3 - 9 - 2025