Article 27 (a) of the Regulations on the Management of Futures Sales Departments (Trial) stipulates that if the number of sales departments exceeds five, the futures company shall establish a unified network financial software accounting system to strengthen the financial management of the sales departments. BC, Article 28 stipulates that if the business department undertakes the function of preparing vouchers according to the requirements of the unified financial management and accounting system of futures companies, it shall conduct accounting according to the legal and effective original accounting vouchers; The financial personnel of the business department shall review the legality, authenticity and integrity of the original documents. If the business department needs to submit the original vouchers and accounting vouchers to the futures company according to the voucher management system of the futures company, it shall keep copies or electronic documents for inspection by the dispatched offices where the business department is located. Article 29 (d) stipulates that the business department shall properly keep financial supplies and materials such as financial seals and financial vouchers in the financial room or in a relatively isolated financial room. Business departments should establish a dual management and approval system for the use of financial seals and financial blank vouchers, and make good use of registration.