On 27 September 2002, Eastern Hobas Pipes Company Limited entered into a licence and know-how transfer agreement with a related company in Austria, under which the subsidiary has the exclusive right of the subsidiary to produce products under know-how and patent rights, as well as the non-exclusive right to market and sell the products in the territory defined by the agreement. Granting of patents and agreement for the transfer of know-how in gas sciences, chemical engineering and research. The Parties expressly acknowledge and consensent that this Agreement supersedes the terms of Section 2.6 (NPS 3.X option) of this specific Technology Know-How Transfer Agreement for NPS 2.X of March 20, 2013 between the Parties and that this Section is not invalid and has no other force or effect. . . .