隆基机械：公司是深耕汽车制动安全领域的国家高新技术企业

Group 1 - The company, Longi Machinery, is a national high-tech enterprise focused on the automotive brake safety sector [2] - It specializes in the research, production, and sales of core components of automotive brake systems, specifically brake discs and drums [2] - The company leverages core technological breakthroughs to optimize brake performance parameters and ensures product precision and reliability through refined manufacturing [2] Group 2 - Longi Machinery provides professional and safe brake component solutions for both OEMs and the aftermarket [2] - The company's business covers a wide range of leading automotive manufacturers across the country [2]