Record of Events : 1983 - 1987
- PTT constructed six LPG terminals nationwide, all around the same time, complete with the transportation system under the LPG Market Development project. The work was due to be completed in 1985.
- Their Majesties the King and Queen, together with HRH Princess Maha chakri Sirindhorn, HRH Princess Chulabhornwalailak graciously inaugurated PTT’s first gas separation plant on April 18.
- PTT in a joint venture with the public and private sectors established the National Petrochemical Co.,Ltd. and PTT Exploration and Production Co., Ltd.