An agency bookkeeping institution refers to an intermediary institution established with legal approval and engaged in agency bookkeeping business. Agency bookkeeping institutions mainly include social consulting service institutions with agency bookkeeping qualifications, such as agency bookkeeping companies, accounting firms and tax agents. Agency bookkeeping institutions engaged in agency bookkeeping business must comply with the provisions on the conditions for engaging in agency bookkeeping business in the Interim Measures for the Administration of Agency Bookkeeping issued by the Ministry of Finance. According to the entrustment, the bookkeeping agency handles the following business on behalf of the principal: First, it handles accounting business. According to the original vouchers and other materials provided by the entrusting party, conduct accounting in accordance with the provisions of the unified national accounting system, including reviewing the original vouchers, filling in vouchers, registering accounting books and preparing accounting statements; Second, provide accounting statements to relevant government departments and other users of accounting statements on a regular basis; Third, provide tax information to tax authorities regularly; The fourth is to undertake other accounting business entrusted by the client. For example, Beijing Dianchuang registered agency is a professional bookkeeping company approved by Beijing Industrial and Commercial Bureau.