Bien Tien Sa Joint Stock Company Address: 07, 09 Yet Kieu, Tho Quang Ward, Son Tra District, Da Nang City Enterprise code: 0400409559 Phone: 02363940330 Representative: Le Tien Dung Adress: P.1117, Ct6a, Chung Cu Bemes, Kien Hung Ward, Ha Dong District, Ha Noi City Tho Quang Ward, Son Tra District, Da Nang CityFounding date: 29 - 1 - 2002