Expert Q&A: Using Allchinabuy’s Spreadsheet System for Pinduoduo Purchases As a seasoned shopping agent, I frequently navigate cross-border e-commerce platforms to source products for international clients. One of my go-to tools is the Allchinabuy proxy… A Pro Buyer’s Guide: Sourcing Almost Espadrilles on Pinduoduo with Allchinabuy Spreadsheets