Chaebol General Motors and Renault. The chaebol debts were not only to state industrial banks but also to independent banks and their own financial services subsidiaries. The scale of the loan defaults meant that banks could neither foreclose nor write off bad loans without themselves collapsing, so the failure to service these debts quickly caused a systemic banking crisis, and South Korea turned to the IMF for assistance. The most spectacular example came in mid-1999, with the collapse of the Daewoo Group, which had some US$80 billion in unpaid debt. At the time, it was the largest corporate bankruptcy in history.
Telecommunications in South Korea than 100 radio stations were broadcasting. Transistor radios and television sets have made their way to the most remote rural areas. Television sets, now mass-produced in South Korea, became far less expensive; most city people and a significant number of rural families owned or had access to a television. Ownership of television sets grew from 25,000 sets when broadcasting was initiated in 1961 to an estimated 8.6 million sets in 1987, and more than 250 television stations were broadcasting. There are three mobile phone service providers: SK Telecom, KT and LG Uplus. South Korea has six national terrestrial television networks