Group 1 - The company, Zhenghai Magnetic Materials, focuses on the research and manufacturing of high-end rare earth permanent magnetic materials and components [2] - The company's products are widely applicable in high-end application fields related to "three energies," including new energy vehicles, wind power, energy-saving electrical appliances, and intelligent equipment [2] - Specific applications of the company's products include energy-saving elevators, humanoid robots, low-altitude flying vehicles, and smart consumer electronics like smartphones [2]