Research on the determination of fundamental breach of international commercial contracts Research on the training of Chinese lawyers in international commercial practice Research on the regulation of digital content and service contracts Research on jurisdiction system of the China international commercial court 并列题名：Research on the training of Chinese lawyers in international commercial practice Unidroit principles of international commercial contracts Research on the application of international maritime contract law 并列题名：Research on the regulation of digital content and service contracts 并列题名：Unidroit principles of international commercial contracts a new approach to international commercial contracts