Functions Because the 'muscle mass' from the region as a result of its standing as an important upstream place for that oil & gas field and is likewise East Kalimantan's logistical hub. The 'coronary heart' from the region resulting from its status 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