如何将纳税申报表及附表中的大量数据采集到计算机中，加强计算机在增值税征收、稽查工作中的应用，为此，笔者在WATCH210型POS终端上采用C51开发了纳税申报系统。税户可在开具发票的同时将发票数据录入POS终端，POS终端自动生成纳税申报表及附表，在征税期间，通过电话线连接 How to collect large amounts of data in tax returns and schedules into computers and strengthen the application of computers in VAT collection and inspection work? To this end, I developed the tax declaration system on the WATCH210 type POS terminals. The taxpayer can input the invoice data into the POS terminal while issuing the invoice. The POS terminal automatically generates the tax return and schedule, and during the taxation period, it connects through the telephone line