Co Khi Tu Luc LTD Address: No 135, Bach Mai Street, Cau Den Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101278675 Phone: 0246362333 Representative: Pham Trung Vinh Adress: No 43 Nguyen Huu Huan, Ly Thai To Ward, Hoan Kiem District, Ha Noi City Cau Den Ward, Hai Ba Trung District, Ha Noi CityFounding date: 12 - 9 - 2002