Contact customer service or uninstall Pinduoduo directly. Open Pinduoduo's homepage, click Personal Center, enter Personal Center, click Settings, and in the Settings interface, click Confidential Payment Settings to enter Confidential Payment Settings. Close the channel that has opened the secret-free payment to cancel the fast payment, which can be untied in Duoduo wallet. Click on the bank card in Duoduo wallet, and you will see the bound bank card. Then click the bound bank card, and there will be a "more" sign in the upper right corner of the interface. Then click on the bottom of the interface, and a "Unbind" will appear. Pinduoduo is the mainstream e-commerce application product of domestic mobile Internet. In 20021year, the third-party social e-commerce platform focusing on C2M group purchase was established in September, 20 15, with a multi-year transaction volume (GMV) of 2441100 million yuan. By initiating group shopping with friends, family and neighbors, users can buy high-quality goods at lower prices. Pinduoduo aims to gather the strength of more people, buy better things at lower prices and experience more benefits and fun. The social concept formed through communication and sharing has formed Pinduoduo's unique new thinking of social e-commerce. 20 19 12, Pinduoduo was selected as one of the top 100 brands in China Brand Power Festival on 20 19. In March, 20021,Huang Zheng resigned as the chairman of Pinduoduo and was replaced by co-founder Chen Lei. By the end of 2020, the number of active buyers has reached 788.4 million, making it the largest e-commerce platform in China. On September 1 2022, Pinduoduo launched a cross-border e-commerce platform, tentatively named "Silent".