Telkom Indonesia major businesses is in fixed line telephony, internet and data communications. also as parent company of the Telkom Group, which is engaged in a broad range of businesses that consist of telecommunication, multimedia, property and finance services.
Since 2008, Telkom Indonesia began changing its business focus, infrastructure, systems, organisation and human resources, as well as the corporate culture, as their effort facing rising competition.
Since this privatisation in 1995, Telkom Indonesia total consumer 129.8 million at the end of December 2011 increased by 7.8% from 2010, making the company the nation's largest telecommunication service provider by subscribers.
Telkom is one of the world's oldest telecommunication companies. The company can be traced to an establishment of the first electromagnetic telegraph service in Indonesia on 23 October 1856, by the Dutch Colonial Government to connecting Batavia (Jakarta) and Buitenzorg (Bogor). In 1884, the Dutch Colonial Government founded a private company to provide postal and domestic telegraph services and, later on, international telegraph services.
According to wikipedia