About 192,000 tons of anode active materials were sold in 2018 and about 31.2% increase than last year. 

Here is top 10 list for your reference,
1. BTR New Energy Material Ltd. 
2. Ningbo Shanshan New Materials Technology Co., Ltd.
3. Jiangxi Zichen Technology Co.,Ltd
4. Dongguan Kaijin New Energy Technology Co., Ltd.
5. Shenzhen XFH Technology Co., Ltd.
6. Hunan Shinzoom Technology Co., Ltd. 
7. Jiangxi Zhengtuo New Energy Technology Co., Ltd.
8. Shenzhen Sinuo Industrial Development Co., Ltd.
9. Shenzhen Kingrunning Energy Material Co., Ltd.
10. Hunan Colin