Functions Because the 'muscle' of your area as a consequence of its standing as a crucial upstream stage for your oil & gasoline sector and is also East Kalimantan's logistical hub. The 'heart' in the location because of its status as East Kalimantan's historic Heart which offers a renewable Electricity https://www.propanraya.com/cat-propan-mempercantik-kantor-presiden-dan-istana-negara-di-ikn-ibu-kota-baru-indonesia