?- Arakawa Chemical Industries Ltd
- Cray Valley
- DuPont
- Eastman Chemical Company
- Eneos Holdings Inc.
- Exxon Mobil Corporation
- Henan Anglxxon Chemical Co. Ltd
- Kolon Industries Inc.
- Lesco Chemical Limited
- Neville Chemical Company
- Puyang Ruisen Petroleum Resins Co. Ltd
- Seacon Corporation
- Shanghai Jinsen Hydrocarbon Resins Co. Limited
- Zibo Luhua Hongjin New Material Co. Ltd
- Zeon Corporation