Introduction to the financial management room: The financial management room is a place where the account manager, one of the four major courtiers of the Kang family, reviews and handles accounts alone. Setting up this single room is of great significance to improving the financial status of the Kang family. On the table are placed the four treasures of the study, There are abacus, noteboard, candlestick, and ledger hanging on the side wall, followed by chairs, filing cabinets and other supporting facilities. A small bed, tea sets, basins and other daily necessities show the old man's conscientious work attitude using the niche as his bed.