On June 7, 2019, Ms.Somsri Phanichrungruang , President of PTT MCC Biochem Co. Ltd., a producer of biodegradable plastic ,Mr.Chawalit Tippawanich , President and Chief Executive Officer of Global Power Synergy Public Company Limited or GPSC, the innovative power flagship of PTT Group and have signed a Power Sales and Purchase Agreement which is due to be effective on July 1, 2020. The ceremony was held at GPSC’s boardroom, head office in Bangkok.