1. Principal He Xiaoyi is a senior math teacher in middle school, an excellent coach in the National Mathematics League and an excellent teacher in Guangzhou.

2. President He Xiaoyi is the third batch of famous teachers trained in Guangzhou's new round of 100 million talents training project.

3. President He Xiaoyi has won the Outstanding Contribution Award for Mathematics in Guangzhou College Entrance Examination for many times, and is an outstanding teacher in Liwan District College Entrance Examination.

To sum up, President He Xiaoyi is excellent.