Key Takeaways NIO entered a five-year strategic partnership to develop advanced long-life battery technologies.CATL and NIO collaborate on battery swap tech, replacing depleted packs in under 100 seconds.NIO aims to build an open, scalable battery swap ecosystem to cut ownership and replacement costs.Chinese electric vehicle (EV) battery giant Contemporary Amperex Technology Co., Ltd. (“CATL”) and premium EV maker NIO Inc. (NIO) have entered into a long-term strategic partnership under a new five-year agree ...