Jaesong-dong (재송동) is a division of Haeundae-gu in Busan. The dong was established in 1966, and it was divided into two administrative areas in 1991. Jaesong-dong consists of three valleys: Angok, Dwitgol, and Seodanggok.

Jaesong 1-dong (재송1동):

• Address: Jaesong 1-dong, Haeundae-gu, Busan
• Tel: (051) 749-4913
• Website: [1]
• Population: 15,000

Jaesong 2-dong (재송2동):

• Address: Jaesong 2-dong, Haeundae-gu, Busan
• Tel: (051) 749-4914
• Website: [2]
• Population: 33,000