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Safety Cactus improves the inconvenience of ordinary drawing pins and integrates functions of drawing pins as well as ways of putting them away, concealing pin parts of drawing pins and enhancing the security while users using them. The smooth flow line of its appearance makes the pin look safer. When you put all the drawing pins in the organizing seat, they look like a cactus, seemingly ridiculing that how dangerous drawing pins of old times could be.
National Taiwan University of Science and Technology