De chao don Nam moi 2012, Viettel giam gia dac biet cac BH hay nhat ve Nam moi chi con 500d/bai. De tai BH, soan BH Maso gui 1221 (500d/bai). Danhsach BH: Khuc giao mua (Maso 600844), Danh Thuc Tam Xuan (65610003), Vu dieu mua Xuan (6672123), Lang nghe mua Xuan ve (65510611), Tet (6694756), Tinh em mua xuan (65610015), Don xuan (65610008). Phut giao thua lang le (6569999).