Sichuan Yuncheng Fan Manufacturing Co., Ltd. was founded in 2005 and relocated to Luojiang, Deyang in 2017, with a registered capital of RMB 50 million, covering 55 mu (about 3.67 hectares) and employing 86 people. The company specializes in tunnel construction fans and jet fans, with an annual production capacity of 500 and 2,000 units respectively, and has passed ISO9001, CE and other certifications. Its products are widely used in tunnel projects for high-speed railways, metros, hydropower stations and highways, and are exported to Cambodia, Pakistan and other countries. Adhering to the philosophy of "science and technology first, quality foremost, integrity supreme, continuous improvement", the company is committed to building a high-quality tunnel fan production platform.