generally speaking, the rate of return refers to the proportion of total income in total input.

for example, the initial investment cost of a 1KW photovoltaic power station is about 45, yuan, and the total income in 25 years includes: the income from power generation and electricity sales on the Internet, the electricity saved, and state subsidies.

in p>22, the power generation subsidy will be .8 yuan/kwh. Taking Zhejiang as an example, the power station income in 25 years can exceed 15, yuan, and the total yield is greater than 13%.

Let me show you a picture:

If you want to know more about the benefits of photovoltaic power plants, you can use the Carbon Surplus Collaborative APP to calculate the benefits of free power plants online, which is clear and I hope it can help you!