聚焦长安马自达南京超级工厂，央视解码“合资智造”全球品质

Core Viewpoint - The news highlights the advanced manufacturing capabilities and safety standards of Changan Mazda's EZ-60 model, produced at its Nanjing Super Factory, emphasizing its role as a global export center for Mazda's electric vehicles [1][15]. Group 1: Manufacturing Process - The Nanjing factory features four main workshops: stamping, welding, painting, and assembly, showcasing a comprehensive quality assurance process for the EZ-60 [3][7]. - The stamping workshop utilizes a leading efficient stamping production line, transforming steel sheets into the vehicle body with precision [3]. - The welding workshop employs over 800 high-precision welding robots for 100% automated operations, with significant investments made to upgrade production lines to meet complex welding requirements [3][7]. Group 2: Quality Control - The painting and quality inspection workshops implement Mazda's unique "wet-on-wet" three-layer spraying method, controlling paint thickness deviation within ±2 micrometers [7]. - The assembly workshop supports flexible production for up to eight vehicle models simultaneously, achieving a 100% correct assembly rate, which is a leading position in both domestic and international markets [7]. Group 3: Safety Standards - The EZ-60 has undergone extreme scenario testing, including collision, rollover, and submersion challenges, earning the "TOP Safety" certification, marking it as the first electric SUV to complete such rigorous safety tests [9][12]. - The vehicle's safety design includes a cage structure with 86.5% high-strength steel and 27.45% hot-formed steel, ensuring robust protection [13]. - The battery system features an eight-layer protective structure, preemptively meeting future safety standards [13]. Group 4: Future Outlook - Changan Mazda aims to continue leveraging its "joint venture manufacturing + global standards" strategy to deliver electric vehicles that combine driving pleasure, safety, and exceptional quality to global customers [15].