Hebei Haiwei Electronic New Material Technology Co., Ltd. is a Chinese company specializing in the research, development, manufacture, and sale of advanced electronic materials. Founded in 2006 and headquartered in Hengshui, Hebei Province, the company focuses primarily on producing ultra-thin capacitor films, aluminized films, safety films, and bidirectionally stretched polypropylene films. With a strong emphasis on technological innovation, Hebei Haiwei has established a leading position through the introduction of advanced equipment from Germany and Japan, and it holds multiple invention and utility model patents. Its ultra-thin capacitor films, some under 3 microns, have notably filled a domestic market gap in China. These high-performance materials serve critical applications in high-speed rail systems, new energy vehicles, military, aerospace, and navigation industries. The company operates several production lines capable of producing tens of thousands of tons of capacitor film annually. Recognized for its contributions to technology and manufacturing innovation, Hebei Haiwei has received certifications and awards from various provincial and national authorities, underscoring its role as a specialized, innovative enterprise in the electronic components sector.