Boulderstone Joint Stock Company Address: 6th Floor, B-07, Khu Hon Hop Nha O Thuong Mai And Van Phong Project, No 83 Hao Nam, O Cho Dua Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111390394 Phone: 0969862686 Representative: Nguyen Ngoc Nam Phuong Ha Noi CityFounding date: 24 - 2 - 2026