Stand a chance to win weekly prizes when you spend a min of RM50 in a single receipt at Quill City Mall KL. Shoppers have direct entry to the contest upon submission via AirAsia BIG Mobile App. Triple your happiness with Mega Sale, Earn AirAsia BIG Points & win weekly prizes. 3 winners will be randomly selected once in every 2 weeks. Terms and conditions apply. Visit their Facebook page for more details.