Financing mode of municipal public utilities in agricultural High-tech Demonstration Zone of Yangling City was mainly divided into five kinds, including financial financing mode, debt financing mode, enterprise accumulation mode, business resources mode, foreign direct investment and private capital financing mode. Due to the single investment subject, narrow financing channel, monopoly management and ineffectiveness of capital utilization in infrastructure financing, PPP mode based on the co-operative financing of public sector and private enterprises was put forward. The financing applications of PPP mode in Yangling Demonstration Zone were discussed either. However, attentions should be paid to establish a benign partnership between government and private sector, and practice positively in the introduction of PPP. The operation mode of PPP mode as well as experience accumulated in bidding design and building construction could play a referential role in the infrastructure construction of Yangling Demonstration Zone and other regions.