Sky Free Joint Stock Company Address: DT 351, Hy Tai Civil Group, An Hai Ward, Hai Phong City, Viet Nam, Hai Phong City Enterprise code: 0202319409 Phone: 0985053036; Representative: Pham Thai Hong An Hai Ward, Ngo Quyen District, Hai Phong CityFounding date: 29 - 10 - 2025