SARAJEVO (Bosnia and Herzegovina), September 19 (SeeNews) – Works on the construction of a 450 MW unit at the existing Tuzla thermal power plant (TPP) in Bosnia are expected to commence in the first half of next year, if the Chinese investor, Ex-Im Bank, deems that Bosnia's Elektroprivreda BiH [SAJ:JPESR] is capable of implementing this pricey project, Bosnian media have reported.