RM6500-OC cluster offline transcoder system is a new generation of load balancing multi-format offline cluster transcoding system, which supports multi-resolution and multi-format file output from 4K to low definition. It adopts the world-leading and internationally patented digital video compression optimization algorithm to achieve perfect image compression quality. It perfectly supports mainstream formats such as H.265, H.264, and MPEG-2. Multiple RM6500-OC HD/SD offline transcode server supports load balancing and multi-machine sharding integrated high-speed transcoding. Multi-node cluster can form high-performance cloud computing transcoding cluster, which is widely used in multi-screen integrated new media services.