1. Process:
   - After requesting a refund during the protection period, the system provides a free return plan.
   - Follow the instructions to fill in the information and send the item to the designated third party.
   - Each order can use the free return plan once, with no additional fees.

2. Eligibility and Limitations:
   - The merchant decides eligibility and may limit usage.
   - Ineligible buyers or those who opt out must send the item to the overseas warehouse and cover the 
     costs.

3. Ownership and Risk Transfer:
   - Using the free return plan, ownership and risk transfer to the merchant when the item is delivered to 
     the third party.
   - Not using the plan, ownership and risk transfer when the item arrives at the overseas warehouse.