网络验证程序，可以通过网络验证实现你的程序控制。收费等功能 网络验证功能特点： 网络验证支持客户端登陆，注册，密码找回，注销删除，公告发布 验证方式支持按照日期到期，按照分钟小时等到期。 支持生成序列号和管理序列号，序列号生成支持自定义长度等。(Network validation program, you can verify your program control through network validation. The function verification features of charging and other functional network are as follows: network validation, support for client login, registration, password recovery, cancellation, announcement, release and validation, and support for expiration according to date, according to minutes and hours. Support generation sequence number and management sequence number, sequence number generation to support custom length, and so on.)