Hat Ngoc Address: Khu Trung Cu, Tu Ky Town, Tu Ky District, Hai Duong Province Enterprise code: 0800341520 Phone: 0912106032 Representative: Vu Van Hat Adress: Dong Hamlet, Binh Lang Commune, Tu Ky District, Hai Duong Province Tu Ky Town, Tu Ky District, Hai Duong ProvinceFounding date: 19 - 9 - 2006