Service quality is a significant part of people's life, since it can determine what we can choice. The purpose of this research is to understand the service quality of customers to the 85°C. A total of 400 questionnaires were distributed for customers and 344 valid questionnaires were returned (resulting 86% percentage of response rate). The main findings were as following: For consumers, the care most is 'Employees of coffee shop are always willing to help you'. Secondly, 'Employees of coffee shop are never too busy to respond to your requests'. Finally, 'Employees of excellent coffee shop are neat-appearing'. This study will be useful to coffee shop management as well as future researchers.