Sumavision, as a professional supplier of digital TV system, can provide a complete head-end system solution for terrestrial digital TV system such as DVB-T system and DTMB system. Sumavision’s systems and products have been widely used successfully in the world, such as Moldova Terrestrial Digital TV and many provincial terrestrial digital TV systems in china. Sumavision has specially developed products with proprietary technologies such as EMR (for encoding, SDH receiving, satellite receiving and multiplexing), SMR (for scrambling and statistical multiplexing), and CA system with distinct characteristics for mobile TV operators which have been integrated with a lot of terrestrial digital TV set top boxes. Features and Advantages Complete head-end system solutions, Sumavision can tailor cost-effective system for the operators;Develop specially an authoritative sending strategy for wireless digital TV platform, which can work even in poor network conditions; CAS has unique message sending and set top box receiving strategy, making the system zero packet loss rate;Conform to DVB standards, SMS and CAS system have distinct characteristics for mobile TV operators to ensure the operating strategy and perfectly combine with DVB-C Systems;Open-up middleware platform and random services expansion in order to choose any set top box according with the relevant standards