Toan Vui Address: Yen Lac Town, Yen Lac Town, Huyen Na Ri, Bac Can Enterprise code: 4700136740 Phone: 02149884347 Adress: TND Na Dang, Yen Lac Town, Huyen Na Ri, Bac Can Yen Lac Town, Na Ri District, Bac Kan ProvinceFounding date: 7 - 1 - 2002