Transport in South Korea roads and various classifications below the national level. Almost all freeways are toll highways and most of the expressways are built, maintained and operated by Korea Expressway Corporation (KEC). The freeway network serves most parts of South Korea. Tolls are collected using an electronic toll collection system. KEC also operates service amenities (dining and service facilities) en route. There are also several privately financed toll roads. Nonsan-Cheonan Expressway, Daegu-Busan Expressway, Incheon International Airport Expressway, Seoul-Chuncheon Expressway and parts of the Seoul Ring Expressway are wholly privately funded and operated BOT concessions. Donghae Expressway was built in cooperation between KEC and
Chaebol selected companies to undertake projects and channeled funds from foreign loans. The government guaranteed repayment should a company be unable to repay its foreign creditors. Additional loans were made available from domestic banks. In the late 1980s, the chaebol dominated the industrial sector and were especially prevalent in manufacturing, trading, and heavy industries. The tremendous growth that the chaebol experienced, beginning in the early 1960s, was closely tied to the expansion of South Korean exports. Growth resulted from the production of a diversity of goods rather than just one or two products. Innovation and the willingness to develop new product