Functions Since the 'muscle mass' on the region on account of its status as a vital upstream position to the oil & gas sector and is usually East Kalimantan's logistical hub. The 'heart' with the location as a consequence of its position as East Kalimantan's historic Heart which boasts a https://www.propanraya.com/cat-propan-mempercantik-kantor-presiden-dan-istana-negara-di-ikn-ibu-kota-baru-indonesia