Functions as the 'muscle' of the region resulting from its position as a vital upstream place with the oil & gasoline industry and can also be East Kalimantan's logistical hub. The 'coronary heart' with the location as a result of its position as East Kalimantan's historic center which offers a https://www.propanraya.com/cat-propan-mempercantik-kantor-presiden-dan-istana-negara-di-ikn-ibu-kota-baru-indonesia