Nio Inc CEO William Li compared the company's battery-swapping technology to cloud services from tech giants, emphasizing its importance alongside fast charging in the EV industry. Li highlighted the advantages of battery swapping, such as speed and convenience, and addressed concerns about ultra-fast charging affecting battery lifespan. He suggested that Nio's approach could become a significant part of its market value, similar to how cloud services have contributed to the valuations of Amazon, Microsoft, and Alibaba.