Halko Viet Nam Joint Stock Company Address: No 5, Civil Group 45, Lane 76/6, Nguyen Chi Thanh Street, Lang Thuong Ward, Dong Da District, Ha Noi City Enterprise code: 0106949461 Phone: 02432161150 Representative: Vu Duy Phu Adress: Bui Khe Hamlet, Hong Khe Commune, Binh Giang District, Hai Duong Province Lang Thuong Ward, Dong Da District, Ha Noi CityFounding date: 21 - 8 - 2015