To dropship on AliExpress, you need to find a reliable supplier. Here are some possible practices:

1. Search product keywords on the AliExpress platform and filter suppliers: You can enter the product keywords you need in the AliExpress search box and filter them in the result list to find suitable suppliers.

2. Select suitable suppliers and contact them for negotiation: You can choose to contact suppliers that meet your needs and contact them to confirm the price, delivery process and agency agreement, etc.

3. It is recommended to choose suppliers with a long operating time and good reputation: In the process of dropshipping, the integrity and service ability of the supplier are very important. It is recommended to choose suppliers with a long operating time, good reputation and good service.

4. Sign an agency agreement with the supplier and arrange a dropshipping plan: After reaching a cooperation agreement with the supplier, you can arrange a dropshipping plan and notify the supplier to carry out the delivery operation.

5. Pay attention to communication and follow-up during the dropshipping period: During the dropshipping period, it is recommended that you always communicate closely with the supplier, pay attention to the progress of the dropshipping, and solve the problems encountered in a timely manner to ensure the smooth progress of the dropshipping business.

It should be noted that before dropshipping on AliExpress, you need to understand the relevant laws and regulations and policies, and clarify your responsibilities and obligations to avoid legal disputes and other adverse effects.