Two more sunny powerhouses are scheduled for termination by the end of 2008 near Sandanski town  in southwestern Bulgaria. This solar power plants are part of the network using replaceable  contrivances  to generate electricity in the Pirin district.
A total of  71 organizations  run 70 small-size hydro-power plants in the region. The best area in Bulgaria for the development of solar power plants is the Kresnenski-Sandanski region.
Investments in  this solar power stations are expected to reap incomes within five to seven years after coming into operation.