1, large stationery store: You can go to some local large stationery stores or toy stores. These places will have various types and colors of balloons to choose from, and the prices are relatively affordable.

2. Online shopping platform: If there is no wholesale market nearby or time is tight, you can choose to buy balloons on the online shopping platform. When choosing, you must choose a reputable merchant, and carefully read the product description and evaluation information to ensure product quality and after-sales service.