Son Dien LTD Address: Phuong Vien Hamlet, Song Phuong Commune, Hoai Duc District, Ha Noi City Enterprise code: 0500465331 Phone: 0913213503 Representative: Tran Thi Anh Ngoc Adress: No 15, Lot 14B, Trung Yen, Cau Giay District, Ha Noi City Song Phuong Commune, Hoai Duc District, Ha Noi CityFounding date: 6 - 4 - 2005