为防范利用增值税专用发票进行偷骗税的不法行为，进一步加强增值税征收管理，从1994年下半年起，按照国家税务总局的统一部署，在省级以下税务机关逐级组织实施了防伪税控系统的推广应用工作。但随着该系统推行范围的扩大，一些具体问题变得越来越突出，已影响到系统的进一步 In order to prevent the use of VAT invoices for illegal tax fraud and further strengthen the management of VAT collection, from the second half of 1994, in accordance with the unified arrangements of the State Administration of Taxation, the tax authorities at the provincial level below the organization and implementation of the security tax Control system promotion and application work. However, as the scope of the system has been expanded, some specific problems have become more and more prominent, affecting the system further