We have focused on the field of enterprise mailbox services for more than 20 years and have accumulated profound technical and service experience. We continue to provide fast, safe and stable Email services for 150,000+ enterprises and over 7 million users.
Global Email
With abundant overseas IP resources, 263 has set up relay servers in many places around the world to ensure that users' emails can quickly reach any email address in the world.
Smart anti-spam
263 independently developed the TAP intelligent anti-spam gateway and passed the A-level acceptance of the National 863 Project. 263's AI+ big data intelligent analysis can accurately distinguish spam based on the relationship between emails.
Safe and reliable
We provide hierarchical management and control of email to ensure that the rights and responsibilities are clear, the system is stable and efficient. our system got third level certification of Cybersecurity Classified Protection in China and has undergone many national-level security inspections.
IT Application Innovation cloud mailbox
263 pioneered the launch of IT application innovation SaaS cloud mailbox service, which is specially built for the government, state-owned key enterprises, financial industry, insurance, and other industries. The service is purely localized, stable, reliable, and safe.