All members,

COREX electronic trading system will be upgraded on 17 August 2026（Monday）, with main details as below:

I. Upgrades to Trading Functions

With On-port Cargo traded at a fixed price, pricing‑related information including "Contract Amount (VAT incl)", "VAT Amount", "Contract Amount (VAT excl)" and "VAT-Exclusive Price" will be calculated automatically and displayed in the trading system. The aforesaid information will also be added to the Electronic Confirmation Letter (ECL).

II. Others

Adjustments are made to the trading brands according to members' needs. And an index is added for floating priced trading.

For detailed calculation formulas etc. please refer to Regulations on Iron Ore Spot Trading of Beijing Iron Ore Trading Center， Specifications of Trading Brands for Iron Ore Spot Trading of Beijing Iron Ore Trading Center and Measures for the Implementation of Iron Ore Floating-Priced Trading in Beijing Iron Ore Trading Center which are amended and take effect concurrently.

Hereby informed.

Beijing Iron Ore Trading Center Corporation

14 August，2026