2025-06-20 00:00:00 PT Railink (Airport KAI) Internal Application In the era of the COVID-19 pandemic, in line with the implementation of the BUMN core value Akhlak, PT Railink (KAI Bandara) innovated by developing Airport Railways Mobile Attendance (ARMA), an application to facilitate recording the attendance of PT Railink employees both when doing Work From Office (WFO) , Work From Home (WFH) and Business Travel. The features available in this application include: