Bangkok, June 7, 2022 -- Prof. Dr. Sin Anuras, Dr. Pongpat Patanavanich together with MedPark Hospital Management Team welcomed Mr. Auttapol Rerkpiboon, President and Chief Executive Officer, and Mr. Suchat Ramarch, Senior Executive Vice President, Organization Effectiveness and Corporate Governance of PTT Public Company Limited for the signing ceremony of Medical Service Agreement to provide medical services for PTT Public Company Limited.