More than 80%. Shenzhen Wei is a professional intellectual property service organization, mainly providing patent application, trademark registration, copyright registration and other intellectual property services. According to public data, the passing rate of Kevin·Z invention patent application is at a high level in the industry. Specifically, the pass rate of Kevin·Z's invention patent application is over 80%, which means that most customers' invention patent applications can be approved. Of course, the pass rate of invention patents is also affected by many factors, such as technical level, patent application quality, applicant qualification and so on. Therefore, the specific situation needs to be analyzed according to specific cases.