According to AI News, NIO's official WeChat account on December 18th announced that on December 18th, with the completion of the G25 Changshen Expressway Tianjin Guangdong section battery swapping network, NIO officially completed the layout of 9 vertical and 9 horizontal high-speed battery swapping networks, which means the construction of high-speed battery swapping networks between major cities in China has been completed, running through 12 major city clusters including Beijing Tianjin Hebei, Yangtze River Delta, Greater Bay Area, and Chengdu Chongqing. As of December 18th, NIO has built 913 highway swapping stations.