1. International Chinese Debate Open (ICDCN): This is a global Chinese debate competition, attracting students from all over the world. The content of the competition covers many fields such as politics, economy, society and culture, aiming at improving students' debating skills and critical thinking ability.

2. National College English Debate Competition (NUDC): This is the highest-level college English Debate Competition in China, sponsored by the Ministry of Education of China. The competition is divided into undergraduate group and graduate group, and the contestants need to debate on a given topic within the specified time to show their language expression and logical thinking ability.

3. National Public Debate Championship (NPDA): This is the highest-level public debate competition in the United States, sponsored by the American Debate Association. The competition is divided into three levels: junior high school, senior high school and university. Participants need to debate on various topics and demonstrate their speech and debate skills.

4. World University Debate Competition (WUDC): This is an international university debate competition, which attracts students from all over the world. The content of the competition covers many fields such as politics, economy, society and culture, aiming at improving students' debating skills and cross-cultural communication ability.

5. Asian University Debate Competition (AUDEN): This is an Asian University Debate Competition, which attracts students from Asian countries to participate. The content of the competition covers many fields such as politics, economy, society and culture, aiming at improving students' debating skills and cross-cultural communication ability.