The open cooling tower includes a full range of products in various types such as cross flow, side flow, and counter flow, targeting different temperature differences, temperature requirements, and usage environments in both civil and industrial fields. In recent years, the dual working condition cooling tower has been introduced, which is equipped with a spray system with variable flow rate and a damper device with variable air volume, successfully solving the problems of energy-saving use and anti freezing guarantee in winter. Our main product is factory assembly, and the whole machine is loaded and shipped.