Mermang LTD Address: 1st Floor, Fafim B Building, No 19 Nguyen Trai, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0110453517 Phone: 0866666868 Representative: Vu Thien Long Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 16 - 8 - 2023