Large size display apparatus, namely, LCD large-screen displays; large size electric bulletin boards; electronic whiteboards; remote-controllers for presentation on displays; mobile telephones; digital cameras; portable media player; portable computers; wireless headsets for mobile phones and tablet computers; rechargeable batteries; battery chargers; leather cases for mobile phones, smart phones and tablet computers; flip covers for mobile phones, smart phone and tablet computers; television receivers; audio component system; digital set-top boxes; DVD players; Light emitting diode displays; Monitors; 3D eye glasses; computer software; computers; printers for computers; semiconductors