这事我在公司的时候，我们用的手持机的开发程序，很实用的哦-this matter in my company, we use the handset development process, a very practical oh

扫码打印生产打印编号打印条形码扫描打印设置数量自动打印到设定的打印机(scannergun A scan code machine is a machine that reads bar code information. Using an infrared light source, the chip is decoded according to the result of the reflection, and finally the correct character represent