Ajr Engineering LTD Address: 16th Floor, TNR Building, No 54a, Nguyen Chi Thanh Street, Lang Thuong Ward, Dong Da District, Ha Noi City Enterprise code: 0109024182 Phone: 0861866971 Representative: Kwon Minchul Lang Thuong Ward, Dong Da District, Ha Noi CityFounding date: 16 - 12 - 2019