PT Smartfren Telecom Tbk, commonly known as Smartfren, formerly known as PT Mobile 8 Telecom Tbk, is an Indonesia-based wireless network operator headquartered in Central Jakarta. It is owned by Indonesian conglomerate Sinar Mas under the company PT Sinar Mas Komunikasi Teknologi. Smartfren operates exclusively using a 4G LTE network after shifting away from CDMA technologies in 2014. As of 2018, Smartfren has 10.1 million active subscribers, making them the fifth-largest wireless carrier in the country. Smartfren provides wireless voice and data services in Indonesia, which it claims is available in over 200 cities. In 2015, the company launched their LTE-Advanced network, becoming the first in the country to do so. Wikipedia