Pinduoduo returns and refunds usually arrive within 1 to 7 days. If the merchant refuses to accept the goods, you should first negotiate with the merchant to resolve the issue. If the negotiation is invalid, you can apply for Pinduoduo platform customer service to intervene. deal with. If the merchant still refuses to refund after receiving the returned goods, you can contact Pinduoduo customer service and provide the express shipping order number and relevant evidence and information. Pinduoduo customer service will intervene to handle the matter. If you pay with a bank card through Alipay or WeChat, Refunds usually arrive in 2 to 6 days. If paying by credit card, refund review may take 3 to 7 days. If you encounter a situation where a merchant refuses to accept goods, it is recommended to communicate with the merchant first. If the communication is ineffective, then consider applying for platform intervention.