KIEV, May 11 ??“ UkrNafta, Ukraine's largest oil producer, is ready to invest about UAH 3 billion in the development of the Sakhalynske oil and gas field in Kharkiv region's Krasnokutsky district over the next ten years.

UkrNafta will be implementing advanced technologies to boost hydrocarbon production at the field, the company said in a press release on Friday.