Swing Media Technology Group Limited, through its subsidiaries is engaged in the manufacturing and trading of disc-recordable (DVD-R), disc-recordable (CD-R), V0 and compute, such as optical mouse in Hong Kong and Taiwan. It operates in four segments: trading of video cassette housing products (Video Cassette); trading of CD-Rs (CD-R); manufacturing and trading of DVD-Rs (DVD-R), and trading of plastic resins and packing materials (Trading). Its subsidiaries include Swing Studio Ltd, Swing Studio Ltd, Smart East Industrial Limited, Yat Lung Industrial Limited, Man Power Technology Limited, Swing Studio Entertainment Limited, Swing Media Industrial Limited, Swing Technology Limited, Ingmedia Pte. Ltd and Swing Media Technology Limited. In February 2011, it acquired the businesses and assets of Shanghai Hui Yang New Energy Technology Co., Ltd (Shanghai Hui Yang). In July 2012, it acquired the assets of Shanghai Hui Yang New Energy Technology Co., Ltd.