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Zhengzhou Zhonghang Software Development Co., LTD is located in Hi-tech District of Zhengzhou City. Our company is a Hi-tech enterprise which focuses on LED display control card system research and development, production, sale, and service. Our senior research and development team, professional management personnel, strong production ability, high quality products, excellent after-service make our company rapidly develop into the professional manufacturer and main supplier of LED display control system field.