XD Khoan Gieng Kien Cuong LTD Address: Hong Phong 1 Hamlet, Vu Le Commune, Tinh Lang Son, Viet Nam Enterprise code: 4900940613 Phone: 0926355559; 0094791299 Representative: Nguyen Trung Cuong Vu Le Commune, Bac Son District, Lang Son ProvinceFounding date: 5 - 3 - 2026