The Siam Cement Public Company LimitedSCC's subsidiary ROC successfully restarted its olefins plant after a temporary halt, restoring production capacity.

Siam Cement Public Company Limited, or SCC, disclosed that the olefins plant of its subsidiary Rayong Olefins Company Limited, or ROC, successfully began its restart process on 17 September 2026. Thammasak Sethaudom, President and CEO of SCC, said the restart came after the company had completed an assessment of operational readiness and safety standards. Previously, on 10 March 2026, SCC notified the Stock Exchange of Thailand that ROC had temporarily halted operations at the olefins plant due to the situation in the Middle East.
The Siam Cement Public Company LimitedSCC's subsidiary ROC successfully restarted its olefins plant after a temporary halt, restoring production capacity.
ROC successfully began restarting its olefins plant on 17 September 2026 after a temporary halt due to the Middle East situation.