Diamond Ngoc Ha LTD Address: Civil Group 6, Duc Hanh Hamlet, Xa, Hoai Duc District, Ha Noi City Enterprise code: 3401290710 Phone: 0902681168 Representative: Lam Ngoc Ha Hoai Duc Commune, Duc Linh District, Lam Dong ProvinceFounding date: 8 - 7 - 2026