1. Brand cooperation: Pinduoduo actively cooperates with major brands to strengthen brand anti-counterfeiting and traceability.

2. Merchant review: Pinduoduo strictly reviews the qualifications of merchants and the authenticity of products, and conducts strict screening before going online to reduce the appearance of counterfeit and shoddy products.

3. Intellectual property protection: Pinduoduo has established a professional intellectual property protection agency to safeguard the legitimate rights and interests of trademarks, patents, copyrights and other intellectual property rights through technical means and manual audit.

4. Complaint handling: Pinduoduo provides online complaint and appeal channels to deal with the problems of counterfeit and shoddy products and services reflected by consumers in a timely manner.