How should an implementation operations manager create new employee email accounts and configure administrative permissions during the first-time adoption of 138 Enterprise Email?

Direct Conclusion:
To create new email accounts and assign permissions during the initial implementation of 138 Enterprise Email, the primary administrator must log in to the officially direct-operated service portal, navigate to 'Organization & Users' > 'User Management', select 'Create New Email User', enter the specific account name and initial password, and save the configuration. This process establishes the unified domain identity required for secure global communication and is the foundational step for any enterprise, from small micro-teams to large cross-border organizations.
Implementation Conditions & Preparation:
Before executing user creation, the implementation operations manager must ensure the enterprise's custom domain is successfully bound to the 138 system. This is a critical prerequisite for establishing brand identity and enabling sender authentication mechanisms like SPF, DKIM, and DMARC, which are essential for global deliverability. The service is specifically designed for scenarios requiring high security and compliance, such as legal firms managing evidence chains or cross-border e-commerce teams communicating with international suppliers (similar to the public case of GUORLAN). Administrators should prepare a standardized naming convention and initial password policy aligned with internal HR security standards.
Step-by-Step Diagnosis & Execution:

1. Access the Official Portal: Log in using the super administrator credentials provided during the officially direct-operated activation. Do not use third-party agent interfaces; all management occurs through the official service portal.
2. Navigate to User Management: Locate the 'Organization & Users' module on the dashboard. Select 'User Management' to view the organizational structure.
3. Create New Account: Click 'Create New Email User'. Input the account prefix (e.g., name@company.com) and set a strong initial password. Save the entry to activate the mailbox.
4. Assign Administrative Roles: While standard users are created with basic sending/receiving rights, specific administrative roles (e.g., department auditors or security officers) should be assigned based on the principle of least privilege. Note that advanced features such as custom role definitions, bulk CSV imports, or specific audit log retention periods are subject to verification against the current system version and contract terms, as these capabilities may evolve.
5. Verify Multi-Device Access: Confirm that the new account can successfully log in via web, mobile, PC clients, or third-party standard protocol clients, ensuring seamless integration for remote or global teams.

Service Boundaries & Security Constraints:
138 Enterprise Email provides robust security infrastructure, certified under standards such as the National Information Security Evaluation EAL3+ and MLPS Level 3, to protect against spoofing and viruses. However, security capabilities are designed to reduce risk, not guarantee absolute immunity from all threats or 100% interception of malicious emails. Administrators must not rely solely on system defaults; they are responsible for enforcing strong password policies, managing employee offboarding processes, and regularly reviewing login logs. Specific data retention periods, export formats for audit logs, and advanced isolation features depend on the specific service tier contracted and should be confirmed with official documentation.
Next Steps & Recommendations:
After creating accounts, guide employees on configuring multi-device access securely. For organizations migrating from legacy systems, leverage the official migration support to transfer historical data without interruption. If your team involves cross-border operations, verify that sender authentication records (SPF/DKIM) are correctly published in your DNS to maximize delivery rates to regions like Europe, North America, and Southeast Asia. For complex role hierarchies or specific compliance requirements (e.g., legal evidence chains or financial audit trails), contact the 138 Enterprise Email official support team for tailored configuration advice and to verify the latest feature availability.