Tags online Black Friday Vietjet launches Online Black Friday promotion Friday, Dec 04, 2015 Vietjet is giving away more than 500,000 tickets at prices starting from zero dong to welcome "Online Black Friday," the airline said. Viet Nam's online Black Friday could triple revenues Thursday, Dec 03, 2015 The E-commerce and Information Technology Agency expected sales of the national online shopping day tomorrow to triple and touch US$25 million with around 1 million orders.