The feasibility study report is a submission document approved by the decision-maker and the competent authority, in which both parties should carry out specific investigation, research and analysis on various factors including economy, technology, production, supply and marketing, as well as various social environment and laws before engaging in an economic activity (investment) to determine whether the project is feasible and whether the success rate, economic benefits and social effects are estimated.

Feasibility study is the decisive work before determining the construction project. It is the scientific demonstration of the comprehensive technical and economic analysis of the proposed project before the investment decision. [1] In investment management, feasibility study refers to the investigation, analysis and comparison of the natural, social, economic and technological aspects related to the proposed project and the prediction of the social and economic benefits after completion. On this basis, comprehensively demonstrate the necessity of project construction, financial profitability, economic rationality, technical progressiveness and adaptability, and the possibility and feasibility of construction conditions, so as to provide scientific basis for investment decisions. The feasibility study report is divided into the feasibility study report for government approval and the feasibility study report for financing. The feasibility study report for approval focuses on the socio-economic benefits and impacts of the project; The financing report focuses on whether the project is economically feasible.