If you want to check Alibaba's transaction records from 1 year ago, you can follow the steps below:

1. Log in to your Alibaba account and go to the "My Alibaba" page.

2. Click "Financial Management" in the left menu bar.

3. Select "Transaction Record" in the drop-down menu.

4. On the transaction record page, you can select a time range and filter and search.

5. If you want to view transaction records from one year ago, you can select "Custom Time Period" and enter the corresponding start and end dates.

Please note that there may be some restrictions. For example, you can only view transaction records within the past 6 months or 12 months. If you cannot find the information you need, please contact Alibaba customer service for help.