BitTorrent (BT for short) is a content distribution agreement originally invented by Bram Cohen - the more people downloading one file, the faster the download speed becomes. It is the actual most popular way of file exchanging on the Internet.

Ghost (short for General Hardware-Oriented System Transfer) is an excellent backup & restore tool (commonly known as cloning software) for system, data on hard disk/partition developed by the famous Symantec company from America. For the vast majority of advanced users like system administrator/network manager, it is used to backup the system partition (so as to minimize the time and labor spent on each reinstallation of OS furthest) or data on a disk.

V-Ray for SketchUp rendering plug-in integrate V-Ray into SketchUp, thus successfully follows SketchUp's lighting and mapping practices. It comes with few parameters, flexible material adjustments, and simple but powerful lighting features. As long as mastering the correct method, it is easy to produce highly realistic (photo-like) rendering works.

GoldWave is a classic (with more than 20 years of development history) and very professional lightweight (less than 10 MB) digital audio editor from Canada, with the most advanced and complete audio editing features in the same heavyweight software.

Ulead GIF Animator is an ancient but very classic edge tool for making GIF animation from Taiwan, developed by Ulead Systems and first released in 1992. It was famous for simple, rapid and flexible . Therefore, as long as when it comes to GIF animation production, we can say 80% of users will think of Ulead GIF Animator 5.