According to NIO's official Weibo account, on March 22nd, Zhongan Energy and NIO Energy signed a cooperation agreement in Hefei. Both sides will further promote the construction of 1000 integrated storage, charging and swapping stations, and cooperate on battery asset management and operation models based on innovative battery swapping models. They will support the promotion of battery rental services (BaaS), establish and promote unified battery and swapping standards, and carry out cooperation related to new power systems.