In order to improve our public cultural construction projects and the efficiency and level of public cultural services, this paper analyzes the application of public-private-partnership (PPP) pattern in public cultural projects. This research is about current situation of PPP pattern and the special nature of public cultural construction projects. It analyzes the applicability and advantages of PPP pattern in our public cultural projects and introduces the combination of PPP pattern and Ningbo cultural square,and also gives comments about adopting PPP pattern in public cultural projects.