| Table of electricity generation and power generation income of rooftop power station | ||||||
| Civil scale(W) | 3000 | 5000 | 6000 | 8000 | 10000 | 12000 |
| Roof occupation area (square meter) | 30 | 50 | 60 | 80 | 100 | 120 |
| investment amount (yuan) | 16500 | 27500 | 33000 | 44000 | 55000 | 66000 |
| Monthly capacity | 360 | 600 | 720 | 960 | 1200 | 1440 |
| Monthly profit (yuan) | 282 | 470 | 564 | 752 | 940 | 1128 |
| Annual profit (yuan) | 3383 | 5639 | 6767 | 9022 | 11278 | 13534 |
| Annual rate of return | 0 | |||||
| Payback period (year) | 5 | |||||
| Bank annual time deposit rate | 0 | |||||
| Bank term deposit earnings | 314 | 523 | 627 | 836 | 1045 | 1254 |
| The first year generating capacity is 1100 degrees /KW, Jiangsu South of Jiangsu area. | ||||||
