1. Open Da Yue Futures official website and select "Download Center" in the navigation bar on the homepage of the website.

2. After entering the download center page, select the option of "bank protocol download" to find the type of bank protocol to download.

3. Click on the corresponding type of silver futures contract to enter the download page. You can see the corresponding protocol file in the page, and then click Download.

4. After the download is completed, open the file and sign it according to the requirements of the agreement.

Silver period agreement means that investors need to go to the bank to handle the silver period agreement after opening a futures investment account in a futures company, that is, third-party custody.