It is generated correctly, stored reliably and transmitted safely, and meets the requirements of tax authorities for management and data verification. The tax controller is a serious and indestructible device in law, which has the function of tax calculation. It is not only a right-hand man for business enterprise management, but also a law enforcement representative for tax collectors to collect store sales data. The tax control data generated by the tax controller are stored in the tax control card and the tax control memory respectively, and are the vouchers for paying taxes to the tax authorities. The tax controller is suitable for commercial enterprises, hotels, restaurants and other catering, entertainment and service enterprises that have applied computer management. It is the transformation of commercial enterprises that have applied computer network management to catering, entertainment and service. This paper introduces the software and hardware design scheme of a tax controller, which is designed in strict accordance with national standards, and has successfully developed products with perfect and stable performance.
The basic tax control system consists of host computer, tax controller, invoice printer and ic card reader.