?- China Petrochemical Development Corporation
- Guangdong Xinhui Meida Nylon Co.Ltd
- Hangzhou Juheshun New Materials Co. Ltd.
- Highsun Holding Group
- Koch Industries Inc.
- LIBOLON
- Shenma Industrial Co. Ltd.
- Sinolong
- UBE Corporation
- Zig Sheng Industrial Co. Ltd.