Dich Vu Ky Thuat Co Dien Sun Viet Nam Joint Stock Company Address: 6th Floor, Toa Icon4, No 243a, De La Thanh Street, Lang Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111543523 Phone: 0965210020 Representative: Truong Quang Son Lang Ward, Dong Da District, Ha Noi CityFounding date: 19 - 6 - 2026