PTT Global Chemical Public Company Limited informed that the company's head office address will be effectively amended on February 1, 2024 onwards. The details are as follows. Existing address: 555/1 Energy Complex Building A, 14th-18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 from new address: 555/1 Energy Complex Building A, 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900.

In this regard, the Company has completed the registration of the change in the Company's head office address with the Department of Business Development, Ministry of Commerce.