Policies & terms
Every transaction condition, policy and procedure Diamond Bay publishes for its website and online platforms.
- Effective from:
- 07/23/2026
- Version:
- 1.0
- Documents
- 8 documents
Service provider details
The details below apply to every document on this page.
- Company name
- HA LONG DIAMOND BAY CO., LTD
- Trading as
- DIAMOND BAY
- Enterprise code / Tax code
- 5702224433Issued 29/04/2026 by the Department of Finance of Quang Ninh Province
- International travel business licence
- 22-0208/2026/CDLQGVN-GP LHQT
- Registered office
- Bai Chay, Quang Ninh, Vietnam
- Phone / Hotline
- +84 78 2224433
- info@diamondbay.vn
- Support & complaints email
- support@diamondbay.vn
- Personal data email
- privacy@diamondbay.vn
- Websites and domains covered
- diamondbay.vnhalong.diamondbay.vncruises.diamondbay.vnma.diamondbay.vndiamondbaycruises.comdiamondbaycruises.vndiamondbay.com.vn
The Vietnamese text is the original and the legally binding version; this translation is provided for convenience.
Documents
- 01
General transaction terms (opens in a new tab)
The terms that apply when you visit the website, request a quotation, hold a booking, pay for and use Diamond Bay services.
Read document - 02
Privacy and personal data protection policy (opens in a new tab)
How Diamond Bay collects, uses, stores, shares and protects the personal data of visitors, customers, passengers and partners.
Read document - 03
How we receive and resolve feedback, requests and complaints (opens in a new tab)
The channels we accept, what to send us, the five-step procedure and the deadlines within which Diamond Bay replies.
Legal basis
The documents above are built on:
- Law on E-commerce No. 122/2025/QH15, in force from 01/07/2026;
- Decree No. 248/2026/ND-CP detailing a number of articles of the Law on E-commerce, in force from 01/07/2026;
- Law on Personal Data Protection No. 91/2025/QH15, in force from 01/01/2026;
- Decree No. 356/2025/ND-CP detailing articles and measures implementing the Law on Personal Data Protection;
- Law on Protection of Consumer Rights No. 19/2023/QH15 and Decree No. 55/2024/ND-CP;
- Law on Electronic Transactions No. 20/2023/QH15 and the related sector-specific regulations.
Still have questions?
If anything above needs clarifying, contact Diamond Bay by hotline or email. We reply within 24 working hours.
- Phone / Hotline
- +84 78 2224433
- Support & complaints email
- support@diamondbay.vn
The information you send through this form is processed under our privacy and personal data protection policy.