Zhengzhou Zhishi Changyun Technology Co., Ltd., located in Zhengzhou High-tech Industrial Development Zone, is a source manufacturer integrating R&D, production and export of cable construction equipment. For more than 10 years, we have focused on cable laying, pulling and overhead conductor tensioning equipment for power grid, telecom, rail transit and municipal infrastructure contractors. Our portfolio covers electric, gasoline and diesel cable conveyors; cable winches such as the LiJian 3 and 4 series; standard and high-power fiber optic cable pullers; hydraulic take-up systems; and complete pulling accessories including anti-twist wire ropes, cable grips, swivel connectors and pulleys. A modern 6,000 m² factory, more than 150 R&D and production professionals, over 20 specialized engineers and nearly 100 patents support continuous product improvement. We implement the ISO9001 quality assurance system across product design, raw material procurement, manufacturing, testing and delivery. With model selection, voltage and control customization, installation guidance and responsive technical support, CY TECHNOLOGY helps global contractors reduce labor, protect cables and complete demanding installation projects more safely and efficiently.