Significance of developing BT mode: The function of BT mode is obvious, mainly in the following four aspects.

First, through BT, the future fiscal revenue will be immediate, domestic demand will be expanded, and local economic growth will be stimulated; By attracting social capital, it has guided the rational investment of private capital and improved the efficiency of capital utilization.

second, bt mode can alleviate the temporary shortage of local government financial funds, because the characteristics of government projects, such as public goods, large capital demand and long payback period, make the projects that must be built by financial funds inevitably have a temporary shortage of financial funds, but the phased repurchase of bt mode is an effective way to make up for the shortage of financial funds;

Third, the government's strong credit standing ability provides investors, financial institutions and engineering contracting companies with stable and reliable income expectations.

fourth, optimize the allocation of resources and rationally spread risks. BT projects have huge investment and long construction period, and social capital is introduced, so many parties share risks and gain benefits.

the development of BT mode makes industrial capital and financial capital completely connected, forming a new financing pattern, which not only provides a new financing mode for the government to solve the capital turnover difficulties of infrastructure construction projects, but also provides investors with the pursuit goal of a new profit distribution system and finds a new investment way for surplus value; BT mode enables banks or other financial institutions to obtain stable financing loan interest and share the project income;

BT mode advocates the fair sharing of risks and benefits between the government and investors, pursues safe and reasonable profits, and emphasizes the subjective initiative of all participants to give full play to their respective advantages. Improve the ability of all parties to analyze, identify, evaluate and transfer the project against political risks, financial risks and debt risks; BT mode is conducive to actively promoting the deepening of the reform of government financing system, requiring the government to improve the debt repayment mechanism, establish a special debt repayment development fund, improve the operation mechanism of state-owned assets, and re-integrate various assets, especially franchise management projects; BT mode not only achieved great investment benefits, but also improved the efficiency of project management, enhanced the humanistic skills, management level and competitive ability of investors to participate in the market, accumulated the experience of BT mode financing, increased construction performance and created conditions for entering the financing construction market in the future; BT model has expanded the sources of funds, handed over the smooth construction of the project to the government, promoted the sustainable development of the local economy, improved economic and social benefits, and set a good example for financing of other industries.

Only by actively promoting the diversified development of financing mode, boldly cracking the way of restricting capital elements, rationally utilizing, developing and grafting the channel advantages of BT mode can we highlight its advantages, better explore new financing channels and accelerate the pace of highway construction in China.