The construction funds gap during the leap-forward development can be eased by the means of projects financing, which is favorable to absorb the private capital and to furtherance the railway process industrially. The continuous system reform of the railway constructive investment and the national encouragement to the infrastructure investment provide a feasible political environment. The variety of the railroad constructive projects supplies a platform for the project funding. This article analyzes the needs and the possibilities and points out the production risk, the market risk and the financial risk of the railroad projects financing.