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Complaints policy

Effective from 09/12/2026.

This is a reference translation. The Vietnamese version is legally binding.

1. How to reach us

  • Email: [to be added]
  • Phone / Zalo: 0888 670 855
  • Address: [to be added]

Please include the order code (KHO…), your account email, the complaint and any evidence.

2. Process

  1. Acknowledgement within 2 working days.
  2. Review of the order, product, downloads and complaint; we may ask for more information.
  3. Answer with the outcome (guidance, a fixed version, a refund…) within 7 working days of receiving complete information.
  4. Refunds (if any) within 7 working days of approval.

3. If you disagree

We prefer negotiation. Otherwise you may turn to mediation, a consumer protection organisation, the competent authority or a competent court under the Consumer Protection Law 2023.

4. Copyright complaints

Email us with evidence. We may take the product down during the review and reply within 7 working days.