PT Communication Cable Systems Indonesia Tbk manufactures and sells fiber optic telecommunications cables in Indonesia and internationally. The company also produces submarine cables; indoor, outdoor, and special cables; HDPE pipes; and accessories. It serves internet and telecommunication, oil and gas, power utility, railway transport authority, and private industries. The company was formerly known as PT. Siemens Kabel Optik. PT Communication Cable Systems Indonesia Tbk was founded in 1995 and is headquartered in Jakarta, Indonesia.