CHICHA San Chen @ Kallang Wave Mall is praised by 80% of reviewers for its exceptional bubble tea quality, often described as "fragrant," "authentic," and "high quality," with popular choices including the Dong Ding Oolong tea, peach flavors, and taro series. About 75% of reviewers commend the service for being "friendly" and "efficient," with staff members like Chole and Shaojie receiving special mentions for their helpfulness and enthusiasm. However, approximately 20% of reviewers mention long wait times during busy periods, with some experiencing significant delays during events, calling for better communication about expected wait times. Roughly 10% of reviews express dissatisfaction with specific service interactions, noting rude behavior or mistakes in orders, contrasting with the generally positive feedback on staff attentiveness and customer service. Although the venue is described as "spacious" and "bright," seating is noted as limited, prompting some customers to choose takeaway options.