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Designed to solve problems common to high place roof's tube in large cities, today, people increasingly favor DIY (do it yourself) activities for two main reasons: first, hands-on experience is enjoyable; second, at night, for safeguard person's work to be safe, and esthetics characteristic of the led tube.
This new design can solve and improve the existing tradition product of damage problems. The characteristic in four tubes become a led tube: not need to replace the tube, reduce electricity, installment easy, can be used very long.
National Cheng Kung University