Comfortable Accommodations Donghae Medical Spa Convention Hotel in Donghae offers family rooms with air-conditioning, sea views, and modern amenities including a fitness center, garden, and restaurant. Convenient Facilities Guests can enjoy free on-site private parking, a swimming pool, and a relaxing spa. Additional amenities include a sauna, steam room, and massage services. Prime Location Located a 6-minute walk from Mangsang Beach and 45 mi from Yangyang International Airport, the hotel provides easy access to local attractions.