1. Alpine Advanced Materials
2. Avient Corporation
3. Briture Co. Ltd.
4. Centroplast Engineering Plastics GmbH
5. Dongguan Noegem Plastic Products Co.Ltd.
6. Ensinger GmbH
7. Gehr Plastics Inc
8. Julier(Xiamen) Technology Co. Ltd.
9. Keward Plastics
10. Kunshan Dehao Electronic Technology Co. Ltd
11. Kuraray Co. Ltd.
12. LyondellBasell Industries Holdings B.V.
13. Mitsubishi Chemical Group Corporation
14. Mitsui Chemicals Inc.
15. National Plastics and Seals Inc.
16. RTP Company
17. R?chling SE & Co. KG
18. Saudi Arabia’s Basic Industries Corporation,
19. Shenzhen Anheda Plastic Products Co.Ltd.
20. Shenzhen Xiongyihua Plastic Insulation Limited
21. Solvay S.A.
22. Toray Industries Inc.
23. Westlake Plastics Company
24. Xiamen Keyuan Plastic Co. Ltd.
25. Zell-Metall Ges.m.b.H.