PetroChina Guangdong SM Unit: Planned Maintenance

PetroChina Guangdong eyes maintenance at SM unit

Jun 12, 2026

PetroChina Guangdong Petrochemical is likely to take off stream its Styrene monomer (SM) unit. A source in China informed a team member, “The company is expected to shut the unit for maintenance on September 5, 2025. However, details regarding the duration of the shutdown remain unclear, and confirmation from an official source was not available.” Located in Guangdong, China, the unit has a production capacity of 800,000 mt/year.