A fixed asset investment of 30 million Yuan for construction projects, two annual inputs (first year and second year put 15 million yuan), residual value rate of 5%, the composite depreciation period of 5 years, average method. Starting from the second year annual sales revenue of 50 million Yuan, sales tax is 3 million dollars, operating costs for 34 million dollars, the life of the project for a period of 10 years. Please judge feasibility of plans. Provided the benchmark discount rate for 10%