Zhongxing-18 (Chinasat-18) is a Chinese communications satellite based upon a DFH-4E bus.
The Chinasat-18 provides Ku commercial communications services with 30 Ku-band transponders, Ka broadband communication services with 14 Ka-band MSS spot user beams and exploring Ka-band broadcasting services with 2 Ka BSS-band transponders within the service coverage areas.