• Shandong Haili Chemical Co. Ltd.
• Daiso Chemical Co. Ltd. (OSAKA SODA CO. LTD.)
• Formosa Plastics Group
• Hanwha Solutions Chemical Division Corporation (Hanwha Corporation)
• Jiangsu Yangnong Chemical Co. Ltd.
• Kashima Chemical Co. Ltd. (Asahi Glass Co. Ltd.)
• Momentive Performance Materials Inc. (Hexion Inc.)
• Solvay SA
• Sumitomo Chemical Co. Ltd.
• The Dow Chemical Company