Khoa Hoc Ky Thuat Chau A Joint Stock Company Address: Khu 7, Tram Troi Town, Hoai Duc District, Ha Noi City Enterprise code: 0106827495 Phone: 0974415458 Representative: Nguyen Van Hai Adress: Cao Trung Hamlet, Duc Giang Commune, Hoai Duc District, Ha Noi City Tram Troi Town, Hoai Duc District, Ha Noi CityFounding date: 17 - 4 - 2015