A stream condense unit coupled to a streaming server and a client player is provided. The stream condense unit includes a streaming data input unit, a stream content analysis unit, a frame timestamp adjust unit, and a streaming data output unit. The streaming data input unit is configured to receive a plurality of streaming content groups sent by the streaming server. The stream content analysis unit is configured to receive the plurality of streaming content groups, execute a content analysis to get importance scores of the source streaming contents. The frame timestamp adjust unit is configured to receive the condensed stream and adjust a timestamp of each frame in the condensed stream. The streaming data output unit is configured to receive the condensed stream and attach content identifying labels and tables to the condensed stream, and send the condensed stream to the client player to display.