Professional Communication.
Build Trust.
Equip an intelligent mailbox with enterprise-grade defense. Use custom domain email addresses to protect your brand reputation globally.
Incredible Setup Costs.
Starter
For individuals.
- 5GB Storage Space
- 1 Domain / 5 Users
- Full IMAP/POP3 System
- Auto AI Anti-Spam Filter
Professional
The number 1 choice.
- 20GB Storage Space
- Multiple Domains / 20 Users
- Full IMAP/POP3 System
- Auto AI Anti-Spam Filter
Enterprise
For large projects.
- 50GB Storage Space
- VIP Support / Large Storage
- Full IMAP/POP3 System
- Auto AI Anti-Spam Filter
Need more than a mailbox? Discover M365 Workspace
Go beyond traditional Email. Comprehensively digitally transform with a next-gen workspace: Create Teams online meetings, 1TB OneDrive storage, and real-time Office document editing.
Whitelist / Blacklist.
Proactive mailbox protection.
No more worrying about spam or missing important emails. The Control Panel visually lets you proactively set block or allow lists, instantly applying to all mailboxes in the enterprise.
Partner Whitelist (Priority)
Ensure 100% of emails from partner domains (e.g. `@partner.com`) are always delivered to your Inbox.
Spam Blocking Blacklist
Reject and block IP ranges or email addresses dedicated to sending malicious software, reducing junk volume.
Spam Filters
Rule Management
Trace Logs.
100% Mail Flow Control.
No more "sent and lost" situations. The Message Trace System provides an absolute, transparent delivery log for every Outbound and Inbound email.
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Delivered & Bounced States
Accurately report reception status. Immediately detect if a partner's email is full (Quota) or incorrectly typed (User unknown).
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Outbound Spam Control
Promptly trace if an employee account shows signs of being abused to send spam externally, helping to protect the entire company's IP Reputation.
Undecided between Business Email and Microsoft 365?
Why choose one when you can combine both? With Smart Gateway Hybrid Email, executives use the M365 ecosystem (Teams, OneDrive) while employees use standard Business Email — sharing a single domain. Save up to 80% on license costs.
Frequently Asked Questions
Learn more details about the Business Email operation mechanism.