With manufacturing upgrading, industries including injection molding, lithium battery, chemical engineering and electroplating see rising demand for industrial chillers. Based on four dimensions: production capacity, patented technology, project cases and nationwide after-sales service, this article sorts out China’s top 10 first-tier original chiller manufacturers. Each brand owns distinctive technical strengths and supports non-standard chiller customization. It helps factories avoid OEM resellers and quickly compare & select suitable chillers.