PT Sembilan Tiga Perdana is established to meaningfully contribute to national development, serving as an essential component within the coal energy supply chain. We are deeply committed to fostering the advancement of communities neighboring our mining operations via comprehensive Corporate Social Responsibility (CSR) initiatives. Furthermore, we prioritize the employment of local individuals to propel our company's operation endeavors. To ensure continuous growth, PT. Sembilan Tiga Perdana periodically offers its human resources opportunities to augment their personal capabilities through accredited training programs.