Functions as the 'muscle mass' from the region due to its standing as an important upstream issue to the oil & fuel industry and can also be East Kalimantan's logistical hub. The 'heart' with the area as a consequence of its standing as East Kalimantan's historic center which features a https://www.propanraya.com/cat-propan-mempercantik-kantor-presiden-dan-istana-negara-di-ikn-ibu-kota-baru-indonesia