Hebei Shenzhou Satellite Communication Co. Ltd., invested and holding controlled by Chinacomm, is a dedicated organization to develop satellite communication technology and products. The main business fields include R&D, manufacturing, operating and system integration services of satellite communication and microwave communication. The CLTC satellite communication network built by this company had undertaken many times of tasks of communication safeguard services of weapon, aircraft, satellite launch monitoring, such as “Dong Fang Hong” series satellites, “Shenzhou” series aircraft.