Jelaskan Gun ("County"; 군; ) dari Babagian administratif Koréa Kidul dalam bahasa sunda

A "gun" is one of the divisions of a province (along with "si"), and of the metropolitan cities of Busan, Daegu, Incheon and Ulsan (along with "gu"). A "gun" has a population of less than 150,000 (more than that would maké it a city or "si"), is less densely populated than a "gu," and is more rural in character than either of the other 2 divisions. Counties are divided into towns ("eup") and districts ("myeon").