Expert Insights: Using Loongbuy Spreadsheet for JD.com C&A NFTs Q: What is the Loongbuy Spreadsheet, and how does it help with proxy shopping on JD.com? As an experienced buyer, I’ve found the Loongbuy Spreadsheet to… Mastering C&A NFT Purchases on JD.com with Loongbuy Spreadsheet: A Buyer’s Guide