SARAJEVO (Bosnia and Herzegovina), March 24 (SeeNews) â Bosnian hydro power producer Hidroelektrane na Trebisnjici (HET) [BANJ:HETR-R-A] said on Tuesday it turned to a net loss of 15.3 million marka ($8.5 million/7.8 million euro) in 2019, from a 3.35 million marka net profit a year earlier.Â