The Siam Cement Public Company LimitedSCC notified SET that its Rayong Olefins plant restarted on 17 September 2026 after a six-month shutdown, restoring olefins production capacity.

Siam Cement Group, or SCC, has notified the Stock Exchange of Thailand that Rayong Olefins, or ROC, successfully began restarting its olefins plant on 17 September 2026, after completing assessments of operational readiness and safety standards. The restart follows a temporary shutdown of the plant on 10 March 2026, a halt of approximately six months. The shutdown was caused by the situation in the Middle East. Thammasak Sethaudom, President and CEO of Siam Cement Group, reported the information to the Stock Exchange of Thailand.
The Siam Cement Public Company LimitedSCC notified SET that its Rayong Olefins plant restarted on 17 September 2026 after a six-month shutdown, restoring olefins production capacity.
Rayong Olefins successfully began restarting its olefins plant on 17 September 2026 after a six-month halt caused by the Middle East situation.