Objective To explore the causes and solutions of dissatisfied complaints about frame glasses wearing after medical optometry to improve service quality. Methods Patients with dissatisfied complaints about frame glasses wearing after medical optometry in West China Medical Center of Optometry Glasses between January 2013 and December 2014 were selected. Targeted re-examination and corresponding treatment was performed on them. The causes of their complaints were clustered and analyzed. Result There were 105 cases of complaints out of the 58 278 patients with frame glasses wearing after medical optometry, including complaints about wearing glasses uncomfortable in 58 cases (55.2%), mainly related to abnormal binocular vision, high myopia and progressive glasses lens fitting; quality of glasses in 23 cases (21.9%), in whom 16 were dissatisfied with the frame; quality of service in 10 cases (9.5%); glasses assembly / calibration in 7 cases (6.7%); and other dissatisfaction in 7 cases (6.7%). Conclusions In medical optometry, optometrists and sales staff should establish a good communication with patients according to individual differences, attach importance to the selection of right frame and lens in patients with high myopia or progressive piece of glasses, introduce the right wearing method of progressive piece of glasses, and enhance the follow-up service. For patients with obvious eye fatigue, it is needed to check the binocular visual function, if the visual fatigue is closely related to abnormal binocular visual function, special glasses fitting and functional training should be instructed to the patients.