附件1、邮件附件便捷发送，直接投递到邮箱，鼠标右键直接发送附件。

附件2、系统唯一标识符，自动计算系统的签名，唯一性很高，取cpu、主板、硬盘、系统分区、网卡，等序列号。

附件3、完成端口的文件传送引擎。高并发，高性能。-Annex 1, convenient e-mail attachments sent direct delivery to the mailbox, the right mouse button to send attachments directly. Annex 2, a unique identifier of the system, automatically calculate the signature of the system, only highly fetch cpu, motherboard, hard disk, the system partition, network cards, and other serial number. Annex 3 to complete the port file transfer engine. High concurrency, high performance.