Piano Sonata LTD Address: No 5, Ngo Hung Street, Thanh To Ward, Hai An District, Hai Phong City Enterprise code: 0202177345 Phone: 0934336975 Representative: Ho Thi Bao Hoa Adress: No 5, Ngo Hung Street, Thanh To Ward, Hai An District, Hai Phong City Thanh To Ward, Hai An District, Hai Phong CityFounding date: 18 - 10 - 2022