Yangsan is a city in Gyeongsangnam-do Province, South Korea. It borders Ulsan to the northeast, Gijang-gun and Geumjeong-gu in Busan to th…Yangsan is a city in Gyeongsangnam-do Province, South Korea. It borders Ulsan to the northeast, Gijang-gun and Geumjeong-gu in Busan to the southeast, Gimhae to the southwest, and Miryang to the northwest. City Hall is located in Nambu-dong, Yangsan-si.