688 Joint Stock Company Address: Civil Group 12, Viet Quang Town, Bac Quang District, Ha Giang Province Enterprise code: 5100295236 Phone: 02193823073 Representative: Pham Quang Hau Adress: Thai Long Commune, Tuyen Quang City, Tuyen Quang Province Viet Quang Town, Bac Quang District, Ha Giang ProvinceFounding date: 20 - 5 - 2009