Restaurant Co Chin Chin is widely praised for its exceptional service and authentic Vietnamese cuisine, with many guests highlighting the freshness and careful preparation of the dishes. The atmosphere is frequently described as cozy and charming, with a well-decorated interior that enhances the dining experience. The staff is noted for being attentive, friendly, and accommodating, contributing significantly to a pleasant visit. Specialties such as the banh cuon and crispy duck receive particular acclaim, and the establishment is recognized for its fair pricing relative to Zurich standards. However, some reviewers mention occasional issues with service attentiveness, especially regarding strict time limits on table use, which can detract from the overall experience. A few guests also note that some dishes felt less authentic or slightly adapted to local tastes. Despite these minor critiques, Co Chin Chin remains a highly recommended destination for Vietnamese cuisine in Zurich, appreciated for its quality food, engaging ambiance, and commendable customer care.