1. First determine the topic and time: first determine the topic and time of the lecture. Themes can be selected from subject-related topics or discussions on school development planning. Time should fully consider the time arrangement of the old teacher, and it is best to give lectures in the free time of the old teacher.

2. Secondly, contact the old teachers: contact the retired old teachers through the list of teachers in the school or by other means, and send them invitations to explain the theme, time and requirements of the lecture. It should be noted that we should express sincere thanks and respect to the old teachers in order to attract their attention and participation.

3. Then determine the lecture process: the lecture process should fully consider the physical condition of the old teacher and the characteristics of the lecture content, and need to be arranged reasonably. Specifically, it includes speech time, speech form, PPT production and so on.

4. Finally, publicity and promotion: through the school official website, WeChat official account and other channels to attract more students and teachers to participate in the lecture, and promote exchanges and communication between old teachers and students and teachers.