A lucky draw game was created to promote the new landmark of Tuen Mun shopping mall. The game is installed in iPad which promoters can carry it and talk with customer around the area. By participating in this game, customer can get $50 voucher to shop in mall, or even get an iPhone case as souvenir. Customers were motivated to visit V City through this game. Company can also interactive with customers to improve the awareness of V City and get their feedback via the game.