OREANDA-NEWS. Tethys Petroleum Limited (Cayman Islands), whose shares are officially listed on Kazakhstan Stock Exchange (KASE), has provided KASE with a press-release of February 22, 2016 stating that the company "today announces that is has entered into a non-binding and indicative term sheet (the "Term Sheet") with Olisol Investments Limited and its wholly owned subsidiary, Olisol Petroleum Limited ("OPL", together "Olisol"), setting out amended terms to the Letter of Intent entered into on November 9, 2015 ("Original LOI") and consequent changes to the transaction documentation between the companies which will be legally binding".