Under the background of the implementation of Chinese reform and opening policy, this thesis sums up the theoretical innovations in the development of Chinese economic jurisprudence during the latest thirty years and their contributions to the social and economic development and jurisprudential study The theoretical innovations contribute to the social and economic development as following: to built the theoretical framework of “government & market”; to accelerate the construction of Chinese rule of law; to speed up the transformation of Chinese social and economic system; to give an impetus to change the economic functions of the government; to get forward the building of the fair and efficient market order; to give an impetus to legitimize macroscopic regulation; to push ahead the building of harmonious society; to help forward the sustainable development of the social economy; to step up the building of the socialist new countryside And more, the innovations make contributions to jurisprudential study as following: to set up the new branch jurisprudence; to go new and furthermore jurisprudential study on the social economy; to improve the jurisprudential paradigm of the division of private law and public law; to introduce the idea of value of social priority and holism; to refine the theory of legal regulating mechanism and function; to promote the legal relationship principle of reciprocal rights and obligations; to reform the theory of legal subjective and legal duty; to improve the jurisprudential study methods; to advance the localization of the jurisprudential study