Research conclusions：(1)The provision of environmental protection of FIDIC”Conditions of Contract for EPC／Turnkey Projects”is SO strong depending on contract environmental that we need to comprehensively and deeply study the relevant environmental protection laws and regulations in the area of performance of the contract．(2)Environmental protection needs to be early implemented in the course of project design stage and the design concept of environmental protection aligement should be complied with SO as to build sustainable system for environmental protection of the project．(3)The specific measures for the environmental protection should be implemented in the course of project construction and operation stages．