专用设备行业点评报告：宁德发布巧克力标准换电，换电0-1发展利好设备商

Investment Rating - The industry investment rating is maintained as "Overweight" [8] Core Insights - Ningde Times has introduced standardized 25 and 20 chocolate battery swap blocks, marking the entry of battery swapping into a standardized era. The 25 block is compatible with A and B class vehicles, offering 500 km and 600 km ranges respectively, while the 20 block is for A0 class vehicles, providing 400 km and 500 km ranges [8] - The battery rental prices are set at 499-599 RMB/month for the 25 block and 369-469 RMB/month for the 20 block [8] - The battery swapping industry has seen multiple players entering, including automotive manufacturers like NIO and Geely, battery manufacturers like Ningde Times, energy suppliers like State Grid, and operators like Aodong New Energy. Ningde has partnered with several car manufacturers to standardize battery swapping across brands and models [9] - Ningde aims to establish 1,000 battery swap stations by 2025, with mid-term partners targeting 10,000 stations and a long-term goal of 30,000 stations. The estimated investment for equipment at these stations is approximately 20 billion RMB for 1,000 stations, 200 billion RMB for 10,000 stations, and 600 billion RMB for 30,000 stations, benefiting equipment manufacturers [10] - Recommended companies for investment include Bozhong Precision, with attention to Lianying Laser, Hanchuan Intelligent, Xiexin Nengke, Shandong Weida, Keda Intelligent, and Yingfeite [10]