Core Viewpoint - The article discusses the evolving landscape of electric heavy-duty truck charging solutions, highlighting the competition and integration between battery swapping and ultra-fast charging technologies as the industry adapts to increasing sales and technological advancements in the sector [1][6][10]. Charging Solutions - Battery swapping and ultra-fast charging are the two main methods supporting the penetration of electric heavy-duty trucks, with companies like CATL and BYD leading the development of fast-charging batteries and systems [1][6]. - CATL has introduced a "75 standard battery swap module" and signed contracts for battery swap stations, indicating a strategic move to integrate multiple energy supply solutions for heavy-duty trucks [1][12]. - The sales of charging heavy-duty trucks have significantly outpaced battery-swapped trucks, with over 40,000 units sold in the first five months of 2025, more than double the sales of battery-swapped trucks [7][8]. Ultra-Fast Charging Developments - Companies are launching high-power ultra-fast charging solutions, such as a 1.6MW product from Qiyuan Xindong, which can charge up to 260 kWh in 15 minutes, providing a range of nearly 200 kilometers [2][8]. - Huawei's ultra-fast charging solution can reach up to 1.5MW, while other companies like Star Charge and Telai Electric are also developing their own ultra-fast charging technologies [8][9]. - The construction cost for a megawatt-level charging station is approximately 4.5 million yuan, with the potential for compatibility with various vehicle types, thus reducing overall costs [8]. Industry Trends and Future Outlook - The article notes that the high upfront costs of battery swap stations may hinder widespread adoption, but the rapid growth in electric heavy-duty truck sales is driving changes in charging technology and infrastructure [6][11]. - The integration of charging and battery swapping solutions is seen as a potential future trend, with companies exploring hybrid models that combine both methods to enhance efficiency and sustainability [10][12]. - The collaboration between major players, such as CATL and Sinopec, aims to establish a nationwide battery swap network, with plans to build at least 500 swap stations this year and expand to 10,000 in the long term [12].