Circle K introduced a digital loyalty programme that has seen growth accelerate and more customers using Octopus card for payment
Visitors to Hong Kong may find it strange to be accosted by men and women outside supermarkets and convenience stores, especially as they ask not for money but the little stickers that the cashiers hand out with purchases.
Many shoppers hand them over because it requires patience to amass the required number, and dexterity to stick them in neat little rows on a sheet to redeem a giveaway, usually household electronics or kitchenware.