改革开放20多年来，我国社会各方面情况都发生了重大变化，特别是我国实行以公有制为主体、多种所有制经济共同发展的基本经济制度，发展社会主义市场经济，“两新”组织（新的经济组织和社会组织）尤其是新经济组织发展迅速，人员流动日趋频繁，出现了民营科技企业的创业人员 Since the reform and opening up for more than 20 years, major changes have taken place in all aspects of our society. In particular, our country has practiced the basic economic system of taking the public ownership as the mainstay and the common development of various ownership economy, and has developed the socialist market economy. The “two new” organizations, Economic organizations and social organizations), especially the new economic organizations, have witnessed rapid development and more frequent movement of personnel. There have been entrepreneurs of private scientific and technical enterprises