A method for implementing parallel download applicable to a system supporting the download of chunked download content includes: acquiring download source information corresponding to download content, wherein the download source information comprises multiple content sources providing the download content, and the multiple content sources corresponds to multiple download servers respectively; dividing the download content into download content chunks according to the download source information; sending a download content chunk request to the multiple download servers corresponding to the multiple content sources respectively, and downloading the download content chunks from the multiple download servers in parallel. A download agent for implementing parallel download is provided. The method and download agent of the embodiments of the present invention may improve the download speed and robustness effectively. Therefore, object files with a large amount of data may be downloaded reliably and rapidly.