Securities law, publishing several papers on securities law in first-class academic journals, mainly including information disclosure system, civil liability system in securities law and securities market supervision system;
Property Law, published several papers in first-class academic journals, undertook the writing of the usufructuary right part of the proposed draft of property law put forward by the China Property Law Research Group of Law Society, and served as legislative consultation in the formulation of the Law on Sea Area Use and the Law on Rural Land Contract.
At present, the research projects are: the national social science fund project "legal prevention of financial risks" and "research on corporate governance legal system of listed companies in China"
In teaching, Professor Chen Su mainly teaches commercial law courses, among which the teaching of company law, securities law and negotiable instrument law is well received. In addition to instructing doctoral students in the Law Department of the Graduate School of Chinese Academy of Social Sciences, Professor Chen Su also participated in the doctoral thesis defense committees of Peking University Law School, Renmin University of China Law School, Tsinghua University Law School, China University of Political Science and Law, and University of International Business and Economics Law School, and reviewed more than 100 doctoral theses in other schools. Professor Chen Su also actively participated in legislative activities, and was a member of the "Expert Group on Modification of Company Law" of the Legislative Affairs Office of the State Council. In the revision of securities law, he is a member of the expert group on the revision of securities law of NPC Financial and Economic Committee; He has participated in the expert argumentation of the draft legislation organized by the national legislature, such as Property Law, Labor Contract Law, Labor Dispute Mediation and Arbitration Law, Partnership Enterprise Law, Farmers' Specialized Cooperative Law, Land Contract Dispute Arbitration Law, Energy Law and State-owned Assets Law of Enterprises. And put forward written opinions on dozens of laws, administrative regulations or local regulations.