The Government concession, construction by private owners since the beginning, and then find the benefits throughout the State (Concessionaire), the Pan function is not the owner of the construction project.
Reap the concession to build the Rํ Privately owned since the early I find the benefits During Interview Pan. (Concessionaire) the state does not own the project.
ภาครํ concession construction. By privately owned from the beginning. Then find the benefit during the interview (Concessionaire). By the state does not own the building project.