Csmail是北京方标讯业自主开发的基于Linux系统上的邮件系统，是企业用户期待着新一代大容量、高安全、高可靠、高稳定性、高可扩展性的邮件系统，CSmail填补了邮件行业领域多项空白，满足了众多大中企事业单位的需求。-Csmail is Beijing, superscr ipt- based mail system developed on Linux systems, business users are looking forward to a new generation of high-capacity, high security, high reliability, high stability, high scalable messaging system, CSmail fill mail number of gaps in the field of industry, to meet the needs of many medium and large enterprises and institutions.