SourceTec Software Co., LTD is one of the most outstanding shareware and freeware providers in the world, which specializes in Flash authoring tools, Multimedia, Video and DVD software with the vision of driving better user experience. SourceTec Software always sticks to creatively building and delivering our prominent service for worldwide range of customers. And Sothink.com is one of its subordinate official sites and devotes into professional Flash authoring products and services.