On June 17, 1864, the Semarang-Vorstenlanden (Solo-Yogyakarta) railway with a gauge of 1,435 mm was built by the Governor General of the Dutch East Indies – L.A.J Baron Sloet van de Beele in Kemijen Village. The railway was operated by the private company Naamlooze Venootschap Nederlansch Indische Spoorweg Maatschappij (NV. NISM), and it was the forerunner of today’s Perseso.

After many changes of name, separation and consolidation, in 1998, the company officially named PT Kereta Api Indonesia (Persero). Currently, PT Kereta Api Indonesia (Persero) has seven subsidiaries/business groups namely KAI Services (2003), KAI Airport (2006), KAI Commuter (2008), KAI Tourism (2009), KAI Logistics (2009), KAI Property (2009), PT Pilar Sinergi BUMN Indonesia (2015).

PT Kereta Api Indonesia is operating two track gauges, cape gauge 1,067 mm and standard gauge 1,435 mm. The railway lines that Kereta Api Indonesia currently operates about 90% have been kept and maintained since Indonesia was a Dutch colony, with only a few new branches being built such as those going to airports or locations. As of 2019, the total length of railway in operation in Indonesia is 5,042 km.

PT KAI currently has 420 locomotives units, 578 electric multiple units, 121 diesel multiple units, 1,607 passenger coaches, and 6,782 freight cars, of which the majority of diesel locomotives are the main units and electric locomotives are new units.

On the occasion of its 75th anniversary on September 28, 2020, PT KAI released a new logo in the form of three letters “K”, “A” and “I” in italics (illustrating the company’s character that is progressive, open and trustworthy ). The track-shaped accent on the letter “A” symbolizes the “hope to develop the company into the best and integrated transportation ecosystem” and the use of two colors with blue (in the “K” and “I”) stands for “stability, professionalism, trust and confidence from the company”, and the orange color (in the letter “A”) stands for “the enthusiasm, creativity and determination of the company”. company”.

According to Wikipedia and kai.id