2. Attend the annual meeting of institutional economics in 2004 (Hangzhou, Zhejiang University) and submit the paper "The Cost of Production Justice".
3. Attended the 2009 annual meeting of china law society Criminal Procedure Law Research Association (Ji 'nan) and published the paper "Accommodation and Variation of Summary Trial of Ordinary Procedure".
4. Attended the 20th10 annual meeting of china law society Criminal Procedure Law Research Association (Taiyuan), and presented the paper "The Predicament and Way Out for Witnesses to Testify in Court".
5. Attended the 2005 annual meeting of China Legal Litigation Law Research Association (Tianjin) and published a paper on the reconstruction of bail pending trial system.
6. In 2009, he participated in the annual meeting of China Clinic Legal Education Committee and published the paper "Research on the Sustainable Development of Clinic Legal Education".
7. Attended the 20th10 annual meeting of China Clinic Legal Education Committee, and presented a paper: Clinical Legal Education as a Methodology of Practical Legal Education.