What is the standard processing time for double authentication in China?

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Effective: 2026-01-01

China Documents Consular Legalization (Double Authentication 双认证) Guide for Vietnam Work Permit 2026

Step-by-step consular authentication guide for Chinese diplomas, police clearances and experience certificates for Vietnam work authorization.

Reviewed byTT25 Consular Services Division

Published8/18/2026

1. What is Double Authentication (双认证)?

Any official certificate or document issued in China must undergo Notarization, MFA verification, and Vietnam Embassy/Consulate consular legalization before being submitted to Vietnamese authorities.

Sơ Đồ Quy Trình Thực Hiện / 流程示意图 / Workflow Roadmap

1→

Step 1: Notarization by Notary Public in China

2→

Step 2: Authentication by Chinese MFA

3→

Step 3: Legalization by Vietnam Embassy/Consulate

Step 4: Submission to DOLISA in Vietnam

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Need expedited consular authentication? Contact TT25: +84 349 628 966 | contact@tt25.vn.

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📜 STATUTORY LEGAL REFERENCES

•Consular Legalization Guidelines of the Ministry of Foreign Affairs

FREQUENTLY ASKED QUESTIONS

Standard processing takes 12 to 18 business days. Expedited processing options (7-9 business days) are available via TT25 specialized channels.

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