Dunan Intelligent Control is an industrial group specializing in valve product research and development and manufacturing. It is a well-known brand in the Chinese valve industry and a vice-chairman unit of the China General Machinery Industry Association Valve Branch. It owns five physical enterprises: Zhejiang Dun'an Intelligent Control Technology Co., Ltd., Anhui Red Star Valve Co., Ltd., Nantong Power Station Valve Co., Ltd., Zhejiang Huayi Precision Machinery Co., Ltd. (833125) and Zhejiang Dun'an Automatic Control Technology Co., Ltd.
The company has long adhered to a professional development strategy and focused on the valve industry. Drafted and revised more than 40 national and industry standards, obtained more than 300 national invention and utility model patents, has a national laboratory certified by CNAS, and a postdoctoral workstation.