1. When making an appeal, you need to provide physical photos of the product to prove the authenticity and quality of the product. Photos should clearly and truly reflect the actual condition of the product, including its appearance, labels, packaging and other details.

2. If you can provide proof of purchase, such as purchase records, order details, payment records, etc., it will help prove that the goods you sell are genuine and legal.

3. If the goods you sell involve trademark infringement, you need to provide trademark certification materials, such as trademark registration certificate, authorization certificate, etc.

4. Depending on the specific circumstances, other supporting materials may be required, such as identification reports, quality inspection reports, etc.