1. DuPont de Nemours
Inc
2. Heraeus Holding GmbH
3. Johnson Matthey plc
4. Shanghai Aiko Solar Energy Co. Ltd.
5. Soleras Advanced Materials LLC
6. Sumitomo Metal Mining Co. Ltd.
7. TDK Corporation
8. Toyo Aluminium K.K.
9. ANP Co. Ltd
10. Samsung Sdi Co. Ltd.