CITIC Bank. The official website of the Xiaohongshu platform shows that the Xiaohongshu platform is cooperating with CITIC Bank as of 2023 and will support CITIC Bank by refunding store deposits. Margin refers to the amount of money paid by Xiaohongshu merchants to the platform to ensure the performance of platform rules and platform agreements and to guarantee the quality of goods and services, including basic margin and floating margin.