Background. The Kadya Caraka Mulia (KCM) Coal Mine is a coal mine in Mataraman, Banjar, South Kalimantan province, Indonesia. [3] [4] PT Kadya Caraka Mulia (KCM) was established on January 18, 1988. On May 31, 1999, KCM signed a third-generation coal contract with the Indonesian government (PKP2B). After completing the construction of …