这是一个集串口通讯、数据库管理、文件管理和打印机管理于一体的VC程序，很值得初学VC者好好借鉴。-This is a collection serial communications, database management, document management and printer management integrates the VC Program, is worth learning from VC properly.

产线IMEI打印 数据库存储 生产型性企业OEM厂使，本例以TIANYU手机为例-Production line IMEI print database storage OEM factory production enterprises so that, in this case as an example to TIANYU Mobile