Dia Oc SSL Joint Stock Company Address: No 1, Lane 1, Ngo Thi Nham Street, Ha Dong Ward, Ha Dong District, Ha Noi City Enterprise code: 0111410509 Phone: 0898333329; Representative: Vu Thanh Luan Ha Dong Ward, Thanh Tri District, Ha Noi CityFounding date: 12 - 3 - 2026