On Sep.5, 2013, Cao County Compang and Heze PetroChina Kunlun Gas Limited entered into long-distance pipeline gas supply letter of intent.According to both parties agreed, from Jan.1,2014, Kunlun Gas will supply nature gas to Cao County Company no less than 10 thousand cm3/day. Kunlun Gas will supply gas to Cao County company through pipelines.

Signing of the letter of intent provides strong gas supply security for Cao County Company and improves the market competitiveness of the company.