1. At present, the extension interest rate of silver Ag(T+D) contract is two ten thousandths per day.

2. The extension fee shall be paid on a daily basis according to the natural day, and the extension fee shall be collected (paid) in advance according to the direction determined on the trading day before the festival. 3. The formula for calculating the extension fee is: extension fee = position × settlement price of the day × extension rate × extension days (holidays are postponed, such as Friday, Saturday and Sunday).

Note: The above charging standards are issued by Shanghai Gold Exchange and will be adjusted according to relevant national policies and regulations and market conditions. China Industrial and Commercial Bank has the right to make corresponding adjustments according to the changes in the exchange charging standards. If there is any change, please refer to the latest announcement of ICBC.