Builder :Don't use the Si panel here!You must settle the different solar panel at regular position!
Orderer :Why did you choose the differrent panels to make this solar power station?
It's a comparatively expensive measure, I think.
Builder :This solar power station will make money more as a side income...
Man A: Recently my eye catch the obsure advertisment panels often....
Man B：They are more COOL than the colourful panels!
