Ha Noi Ching Hai Electric Works Co.Ltd (N/ho) Address: Dai Dong Industrial Zone, Hoan Son Commune, Tien Du District, Bac Ninh Province Enterprise code: 2300680769 Phone: 02223846881 Representative: Lam Hien Thong Hoan Son Commune, Tien Du District, Bac Ninh ProvinceFounding date: 24 - 10 - 2011