Features Because the 'muscle mass' of the location as a consequence of its standing as a crucial upstream point with the oil & gas field and can also be East Kalimantan's logistical hub. By the end of Joko Widodo's presidency, lots of structures were done such as the State Palace, https://www.propanraya.com/cat-propan-mempercantik-kantor-presiden-dan-istana-negara-di-ikn-ibu-kota-baru-indonesia