OR

PTT Oil and Retail Business Public Company Limited (OR) is a leading integrated oil and non-oil retail business operator, primarily focusing on petroleum product distribution and retail services in Thailand and internationally.

Department of Industrial Works

The Department of Industrial Works is a Thai government agency responsible for regulating industrial operations, promoting industrial development, and ensuring compliance with environmental and safety standards.

Ministry of Industry

The Ministry of Industry is a government body in Thailand responsible for promoting and regulating industrial development, including policies related to manufacturing, resource management, and industrial standards.