Number 25 Hotel Sangdong offers 30 air-conditioned accommodations, which are accessible via exterior corridors, and features complimentary dressing gowns and designer toiletries. This accommodation offers separate sitting areas and includes desks. Pillowtop beds feature down duvets and premium bedding. A pillow menu is available. 65-inch LED televisions come with digital channels, pay-per-view films and Netflix.
Bathrooms include a shower, bidets, complimentary toiletries and hairdryers. Guests can surf the web using the complimentary wireless Internet access (speed: 250+ Mbps (good for 3–5 people or up to 10 devices)). Change of towels and change of bedsheets can be requested. Housekeeping is provided on a daily basis.