
A responsible visitor guide
What to know before your trip: routes, border-area rules, helpline and official sources.
Check your route
Open the map, check the weather and confirm opening hours and access conditions with the site manager.
Follow local rules
At the border gate, railway station and heritage sites, obey signs; never enter restricted areas or take photos without permission.
Travel considerately
Keep places clean, do not damage heritage, ask before photographing residents and check prices before buying.
Opening hours, fees, services, routes and security conditions may change. This website does not replace official notices. In border areas, follow on-site instructions and enter only permitted areas.
Need to confirm details?
The Lang Son tourism portal currently lists 0205 3776 566 as a tourism support number. Verify the number and latest information on the official portal before relying on it.
Tourist hotline0205 3776 566Scan the QR code to explore Dong Dang

Scan with your phone camera to open Dong Dang Heritage and explore local destinations, photos, maps and directions.
khamphadongdang.netlify.app
References
Content is compiled from the local tourism portal and the Cultural Heritage Department. Recheck operational details such as hours, fees and access before updating the guide.
- Dong Dang Mother Goddess Temple — Lang Son TourismPlace overview, beliefs and festival information.
- Thuy Mon Dinh — Cultural Heritage DepartmentRelic status and historical value of the stele.
- Dong Dang International Railway Station — Lang Son TourismLocation and railway connections.
- Dong Dang Fortress — Lang Son TourismPublished place name and contact details.
- Mac mat roast duck — Lang Son TourismIngredients and preparation of Lang Son roast duck.
- Banh ap chao — VnExpressArticle about banh ap chao and local snacks.
Editorial note: this site does not collect visitor personal data. It does not provide bookings or real-time opening-hour verification.