Anhui Changli Mengna Drive Technology Co., Ltd. is located in the Western Economic Development Zone of Guangde City, Anhui Province. It is a high-tech enterprise that integrates research and development, manufacturing, installation, and after-sales service of motor products. The company covers an area of more than 30 acres and has a building area of over 20000 square meters. Its elevator traction machines and brakes are popular both domestically and internationally. Due to years of experience in motor manufacturing, we launched a new product in 2019- permanent magnet direct drive industrial energy-saving large fan. Our core technology is independently developed and produced, and the product quickly stood out in the industry as soon as it was launched, with a good customer reputation. Our industrial fan structure materials are sturdy, and the core material is far superior to the same level in the industry, so the service life is longer.