E-mail refers to the electronic information space provided by Southwest Jiaotong University for network communication between teachers and students.

The school was founded in 1896, formerly known as Shanhaiguan China Imperial Railway Institute. It is the first engineering education institution of higher learning in China, the birthplace of higher education in civil engineering, mining and metallurgy engineering and traffic engineering in China, and one of the two earliest sources of Jiaotong University.

Anti-spam management:

1. Block specific network addresses or email users who send spam; Lock accounts that send a lot of spam.

Second, in order to ensure the security of the mail system, the system will limit the number of concurrent connections that the same client can connect to the mail server at the same time (up to 200 connections per IP every 15 minutes).

3. The number of mails sent by mail users at a time is limited to 15 minutes, and the upper limit of total mails sent is150; The maximum number of messages sent within 24 hours of the same day is 500.

Four, department users can apply for the "mass mail" function that exceeds the above restrictions and has a time limit because of work needs. This function can only be enabled after the examination and approval of this unit and the Information and Network Management Office. "Mass-sending" users are forbidden to send spam during use. If found, the "group sending" function will be cancelled permanently.