Zhengguang Nano Technology (Ningbo) Co., Ltd. is a leading domestic supplier of heat treatment, nano-optical treatment and nano-coating solutions, mainly engaged in the research and development and application of nano-coatings, heat treatment and processes. The company enjoys leading advantages in equipment and technology, providing customers with integrated high-quality overall solutions, promoting a complete service model for nano-metal surface treatment, and making the industry three-dimensional and diversified.