Zhengzhou Ledi Optoelectronics Technology Co., Ltd. is a technology company oriented towards smart grid construction and dedicated to the centralized meter reading industry. It integrates the research and development, manufacturing, sales, engineering, installation, and technical support of power distribution network monitoring instruments and equipment, and wireless remote measurement and control products technology companies. With the further development of company, in line with the entrepreneurial spirit of pioneering innovation and striving for the top, the company has devoted a lot of R&D efforts to independently develop DFP series photoelectric sampler products, which are widely used in meter reading, electrical measurement and power monitoring equipment. It has been put into the market and has been widely recognized by customers. The company has gradually developed from a pure technology transfer enterprise into a technology enterprise integrating scientific research, production and sales, with a number of independent intellectual property rights and strong technical strength.