Donghae City, located on the eastern coast of South Korea in Gangwon Province, plays a crucial role as a vibrant port city. With a population of approximately 101,128, it serves as a gateway for trade and tourism, connecting the region to the Sea of Japan. Known for its beautiful beaches, rich cultural heritage, and proximity to scenic mountains, Donghae attracts visitors seeking both relaxation and adventure, making it an essential destination in Asia.

Donghae City was established in 1949 and has since evolved into a significant urban center. Historically, it has served as a vital port for maritime trade and fishing.

The economy of Donghae City is primarily driven by its fishing industry, tourism, and port activities. The city's strategic coastal location facilitates trade, while local businesses thrive on the influx of tourists attracted to its natural beauty and cultural sites.

Donghae City offers a variety of attractions for visitors, including the stunning Mangsang Beach, the picturesque Chuam Beach, and the historic Donghae Yangyang International Airport. Tourists can enjoy water sports, hiking in the nearby mountains, and exploring local seafood markets, making it a diverse destination for outdoor enthusiasts and culture seekers alike.