The theme, purpose and agenda of the meeting. When determining the theme and purpose of the meeting, it is necessary to clarify the main topics and discussion direction of the meeting so that participants can prepare relevant materials and ask questions. When making the agenda, we need to consider the timing of each topic, the time and order of the participants' speeches, and possible voting or decision-making. Therefore, determining the theme, purpose and agenda of the meeting is the first agenda of the meeting.