1. Allied Mineral Products
2. Armil CFS Inc.
3. BNZ Materials Inc.
4. Gita Refratories (P) Ltd.
5. High Temp Inc.
6. Keith Company
7. Lanexis Enterprises (P) Ltd.
8. LONTTO GROUP
9. Luyang Energy-saving Materials Co. Ltd.
10. Lynn Manufacturing Inc.
11. Mantec Technical Ceramics Ltd.
12. Morgan Advanced Materials PLC
13. Promat by Etex NV
14. QingDao Western Coast Advanced Materials Co. Ltd.
15. Rath AG
16. Vitcas Ltd.