Zhengzhou dingheng electronic technology co., ltd. Is a manufacture of medical/personal body scale, and our main products are ultrasonic electronic height and weight body scale, coin-operated scale, folding body scale, baby height and weight scale, coin weighing scale, dialysis wheelchair scale and so on. These series of health scales have been widely used in supermarkets, hospitals, schools, medical centers, gymnasium, gym, public security system and a variety of physical examination places all over the world.