Haicheng Dade Guang Fireproof Door Materials Co., Ltd., established in August 2009, is located in the Haicheng Economic Development Zone, Anshan City, Liaoning Province, covering an area of 70,000 square meters. It is a high-tech enterprise specializing in the "magnesium-based building materials" industry. The company is dedicated to the research, development, production, and sales of "green building materials" and has achieved significant accomplishments in the field of new energy-saving building materials. With the raw material supply coming from Huafeng Magnesium Industry, the company firmly controls product quality management and technological innovation. With such unique resource advantages, after years of operation, Dade Guang has developed a large-scale industrial chain for magnesia products, fully leveraging the regional resource advantages. In 2013, the company was recognized as a high-tech enterprise. In 2015, it participated in the drafting and implementation of the industry standard for magnesia fireproof door core panels (JG/T470-2015). Dade Guang has established joint research centers for green magnesium building materials with the Qinghai Salt Lake Research Institute of the Chinese Academy of Sciences, the University of Science and Technology Liaoning, and Shenyang University of Chemical Technology. It is the Executive Vice President unit of the Liaoning Province Building Insulation Association and the Vice President unit of the China Magnesia Association.