新中国成立前后,芮沐教授即已成为一位资深的民法、国际私法专家。更为可贵的是,他在我国社会主义现代化建设的新的历史时期,与同事们一道,以高度的政治责任感、敏锐的科学眼光和深厚的理论功底,适应经济改革和对外开放的需要,为创建两门新的法学学科———“经济法”和“国际 Before and after the founding of new China, Professor Rui Mu has become a senior civil law, private international law experts. Even more valuable is that in his new historical period of socialist modernization in our country, he and his colleagues, with a high sense of political responsibility, keen scientific vision and profound theoretical foundation, are in a position to meet the needs of economic reform and opening to the outside world Create two new jurisprudence - “Economic Law” and "International