With the enactment of laws such as the “Charity Law of the People’s Republic of China” and the “General Principles of Civil Law of the People’s Republic of China”，social service institutions have embarked on the road of legal development and legal regulation，and the institutional environment has been further improved. The development of social service institutions in Shandong Province is characteristic of incomplete and consistent development with that of the whole country，unbalanced development of types，uneven regional distribution，burgeon of new institutions，more standardized operation，improved service quality，the expanding social influence and so on. The main problems faced by social service institutions are reposition and classification of existing institutions，including imperfection of laws，regulations and policy systems，the need to optimize the equitable development mechanism，the non-standard internal governance，the optimization of the talent team，and narrow funding sources，which could be settled both from the government and the institutions.