- Tianjin BTR New Energy Materials Co., Ltd
- Address:Xingzhung South, Zhongbei Industrial Park, Xiqing District, Tianjin Tianjin 300110 China
- Henan Hongda Furnace Industrial Co., Ltd.
- Address:jingqilu
- Haimen Kexing Carbon Industry Co.,Ltd
- Address:Weidong Brake,Liuhao Town,Haimen City Nantong Jiangsu 226155 China
- Qingdao Braide Graphite Co.,Ltd.
- Address:Room 2202,Unit 2,Bldg #2,Miaoling Road Qingdao Shandong 266061 China
- Pingdingshan XRD Graphite Manufacturing Co.,Ltd
- Address:Baofeng High-tech Industrial Development Zone Pingdingshan Henan 467000 China