1. AGRANA Beteiligungs-AG
2. Dow Chemical Company
3. Fengchen Group Co.Ltd
4. Hangzhou Lingrui Chemical Co. Ltd.
5. Inolex Inc.
6. Jinan Pengbo Biotechnology Co. Ltd.
7. Kao Corporation
8. LEAP CHEM Co. Ltd.
9. Merck KGaA
10. Navneet Chemical
11. Otto Chemie Pvt. Ltd.
12. Shandong Minglang Chemical Co. Ltd.
13. Solvay S.A.
14. Sunwin Biotech Shandong Co. Ltd.
15. The Lubrizol Corporation
16. Xingrui Industry Co. Limited