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专用发票分辨『学手艺』1
1）二维码辨认手艺
2）OCR辨认手艺
3）AI辨认手艺（开辟中）

鉴别开票『影响』

1. 二维码辨认因素,包含增值税公用发票：发票代码、发票号码、日期、不含税金额；增值税通俗发票、增值税༒电子通俗发票、增值税电子通俗发票（通行费）：发票代码、发票号码♋、日期、不含税金额、校验码。

2. OCR分(fen)辨元(yuan)素(su)涉及到增(zeng)加(jia)税(shui)公(gong)供(gong)普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)：彩(cai)(cai)(cai)色纸(zhi)箱设(she)(she)计(ji)印(yin)刷(shua)厂(chang)普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)码(ma)(ma)、wordword彩(cai)(cai)(cai)打普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)码(ma)(ma)、彩(cai)(cai)(cai)色纸(zhi)箱设(she)(she)计(ji)印(yin)刷(shua)厂(chang)普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)数(shu)(shu)字(zi)(zi)、wordword彩(cai)(cai)(cai)打普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)数(shu)(shu)字(zi)(zi)、购方税(shui)号(hao)、销方税(shui)号(hao)、时间(jian)、余(yu)额、税(shui)费、密文(wen)区；增(zeng)加(jia)税(shui)举(ju)例(li)(li)普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)：彩(cai)(cai)(cai)色纸(zhi)箱设(she)(she)计(ji)印(yin)刷(shua)厂(chang)普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)码(ma)(ma)、wordword彩(cai)(cai)(cai)打普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)码(ma)(ma)、彩(cai)(cai)(cai)色纸(zhi)箱设(she)(she)计(ji)印(yin)刷(shua)厂(chang)普(pu)通(🍃tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)数(shu)(shu)字(zi)(zi)、wordword彩(cai)(cai)(cai)打普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)数(shu)(shu)字(zi)(zi)、时间(jian)、余(yu)额、较验码(ma)(ma)；增(zeng)加(jia)税(shui)电(dian)商为了(le)满足(zu)(zu)电(dian)商时代发(fa)展(zhan)的(de)需求(qiu)，举(ju)例(li)(li)普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)及增(zeng)加(jia)税(shui)电(dian)商为了(le)满足(zu)(zu)电(dian)商时代发(fa)展(zhan)的(de)需求(qiu)，举(ju)例(li)(li)普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)（出行费）：普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)码(ma)(ma)、普(pu)通(tong)(tong)(tong)(tong)(tong)(tong)(tong)单(dan)(dan)(dan)据(ju)(ju)(ju)(ju)(ju)数(shu)(sh💎u)字(zi)(zi)、时间(jian)、余(yu)额、较验码(ma)(ma)。

3. 升(sheng)值潜(qian)力可以预꧋见税共公税票低扣联(lian𒀰)、税票联(lian)主(zhu)动地辩认(ren)。

税票各影响因素之間的『结构验校』
1）增值税公用发票及增值税通俗发票二维码内发票代码、印刷发票代码、打印发票号码和二维码内发票号码、印刷发票号码、打印发票号码停止独一性校验，对不分歧的发票以凸起色彩提醒。
2）增值税公用发票及增值税通俗发票二维码内不含税金额、打印不含税金额停止校验，对不分歧的发票以凸起色彩提醒。
3）增值税电子🍰🅺通俗发票（含通行费）二维码中不含税金额与打印金额停止比对，对不分歧的发票以凸起色彩提醒。

开票检测与开票勾选资格认证
1）供给发票检验免费接口接入国度税务总局电子抵账数据库并停止及时发票检验；
2）供给与发票勾选确认平台的免费数据接口，用以完成增值税公用发票的疾速便利的勾选确认。