2 Zhejiang yongan futures Brokerage Co., Ltd. AA

3 COFCO Futures Brokerage Co., Ltd. AA

4 Huatai Great Wall Futures Co., Ltd.a

5 Guangfa Futures Company Limited a

6 nanhua futures Limited A

7 haitong futures Limited A

8 galaxy futures Limited A

9 Zhejiang merchants futures co., ltd. a

10 Jiangsu hongye futures co., ltd. a

1 1 Zheng Lu futures company limited a

12 Wanda futures co., ltd.a

13 Zhejiang Zhong Da Futures Brokerage Co., Ltd.A.

14 xinhu futures co., ltd.a

15 CSI futures co., ltd.a

16 China steel futures co., ltd.a

17 Guotai junan futures co., ltd.a

18 Shanghai Intermediate Futures Brokerage Co., Ltd.A.

19 SDIC zhonggu futures co., ltd.a

20 Shen Yin Wanguo Futures Co., Ltd.A.