Original sentence: Haeundae New Town(해운대 신시가지), a major residential and commercial addition to the area, was constructed in Jwa-dong between 1994 and 2000.It remained undeveloped and thus its beach was relatively unspoiled until the late 1970s and early 1980s.The area was once separated from the large communities in Busan and Busanjin
Edited sentence: Haeundae New Town(ko:해운대 신시가지), a major residential and commercial addition to the area, was constructed in Jwa-dong between 1994 and 2000.The area slowly gained a reputation as a beautiful, unspoiled beach area in the 1970s and early 1980s