Phong Kham Phu San Alpha Joint Stock Company Address: No 53, Nguyen Trai Street, Khuong Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0111398481 Phone: 0822486262 Representative: Pham Thi Trang Khuong Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 4 - 3 - 2026