VJ Rock Sand LTD Address: Thua Dat So 166, To Ban Do So 28, Thon, Hai Ba Trung District, Ha Noi City Enterprise code: 5801583923 Phone: 0974674799 Representative: Le Van Ky Nam Ha Lam Ha Commune, Lam Ha District, Lam Dong ProvinceFounding date: 7 - 10 - 2026