The official Gong Cha app allows you to use your phone to pay & and earn points at Gong Cha locations. Scan the app barcode in store to earn points on your purchases and build progress toward rewards. With this app you can add money to your Gong Cha account, setup auto-reload of your account, view transaction history and follow your rewards progress. It’s the fastest way to pay at Gong Cha.