Dang Tan Stone LTD Address: No 234, La Duong Street, Duong Noi Ward, Ha Dong District, Ha Noi City Enterprise code: 0111414616 Phone: 0923939636 Representative: Nguyen Dang Van Duong Noi Ward, Ha Dong District, Ha Noi CityFounding date: 16 - 3 - 2026