- Anhui Jiahang Carbon Fiber Co. Ltd
- Anshan Sinocarb Carbon Fibers Co. Ltd
- AWA PAPER & TECHNOLOGICAL COMPANY Inc.
- Evertech Envisafe Ecology Co. Ltd
- Hangzhou Nature Technology Co. Ltd
- HP Materials Solutions Inc.
- Jiangsu Tongkang Activated Carbon Fiber Co. Ltd
- Kuraray Co. Ltd
- Nantong Yongtong Environmental Technology Co. Ltd
- OJSC
- Osaka Gas Chemicals Co. Ltd
- TOYOBO CO. LTD
- UNITIKA LTD