BANJA LUKA (Bosnia and Herzegovina), July 31 (SeeNews) – Bosnian coal mining and energy producing company RiTE Ugljevik [BANJ:RTEU-R-A] said on Tuesday it swung to a net profit of 3.2 million marka ($1.9 million/1.6 million euro) in the first half of 2018, from a loss of 17.9 million marka in the same period a year earlier.