Shanghai DingBa Indentification CO., LTD. Which is a Chinese supplier engaged in the production and development of identification bracelet/wristband,We founded DD JOY this brand.Our wristbands include Tyvek Wristband, PVC Wristband, Holographic Wristband, Plastic Wristband, etc.Our service philosophy is: serving customers wholeheartedly.creating high quality wristband.