and adequate; (2) To review the Company’s internal control system and internal audit system to ensure that they are suitable and efficient, to determine an internal audit unit’s independence, as well as

Compressor in the Hydrocracking Unit was discovered during March. Thus, the unit’s production was temporarily halted for inspection and maintenance on the mentioned component was carried out. 2. The refinery

Hydrocracking Unit’ s gas compressor, the unit’ s operation had to be temporarily halted to undergo a thorough examination and repair efforts on the compressor was carried out. April o On 5th April 2019, the

Bangchak Corporation Plc. I 3 Executive Summary Summary of the Company and its subsidiaries’ operating results for the quarter ended 30th September 2019 Unit: THB Million Q3/2019 Q2/2019 QoQ Q3/2018 YoY