Zhengzhou Commodity Exchange (ZCE) plans to revise the Detailed Rules of Zhengzhou Commodity Exchange for Manganese Silicon Futures and the Detailed Rules of Zhengzhou Commodity Exchange for Ferrosilicon Futures pursuant to laws, regulations, and administrative rules including the Futures and Derivatives Law of the People’s Republic of China, the Regulations on the Administration of Futures Trading, and the Measures for the Administration of Futures Exchanges. Public comments are hereby requested on the proposed changes.

Comments and suggestions on the proposed changes to these rules should be submitted to ZCE by email before October 28, 2025.

Contact Telephone: +86-371-65612617, +86-371-65610831

Contact Email: xyqiao@czce.com.cn、wjyuan@czce.com.cn

Annex:

1.Revision Notes

2.Amended Detailed Rules of Zhengzhou Commodity Exchange for Manganese Silicon Futures(for Public Comment)

3..Comparison Table of the Amendments to the Detailed Rules of Zhengzhou Commodity Exchange for Manganese Silicon Futures(for Public Comment)

4.Amended Detailed Rules of Zhengzhou Commodity Exchange for Ferrosilicon Futures(for Public Comment)

5.Comparison Table of the Amendments to the Detailed Rules of Zhengzhou Commodity Exchange for Ferrosilicon Futures(for Public Comment)

Zhengzhou Commodity Exchange

October 24, 2025

(Disclaimer: This English version is for reference ONLY. In case of any inconsistency between the different language versions, the Chinese version prevails.)

Annex 1 Revision Notes

Annex 2 Amended Detailed Rules of Zhengzhou Commodity Exchange for Manganese Silicon Futures(for Public Comment)

Annex 3 Comparison Table of the Amendments to the Detailed Rules of Zhengzhou Commodity Exchange for Manganese Silicon Futures(for Public Comment)

Annex 4 Amended Detailed Rules of Zhengzhou Commodity Exchange for Ferrosilicon Futures(for Public Comment)

Annex 5 Comparison Table of the Amendments to the Detailed Rules of Zhengzhou Commodity Exchange for Ferrosilicon Futures(for Public Comment)