Qinhuangdao Development Zone PROSPECT Photoelectric Tech Co., Ltd is a high-tech enterprise which develops, manufactures and sells elevator products, such as the elevator load weighing control device, energy saving device for elevators ,the IC card management system, the elevator earthquake detector, the elevator braking ability detector, the remote supervisory management system, the intelligent ‘96333’ elevator forewarning rescue car,the escalator sterilizer, the optical fiber video transmission system, the elevator steel belt wire broken monitoring device and other elevator parts etc.