Core Insights - The Ministry of Industry and Information Technology has initiated a special action for "millisecond computing" in urban areas, aiming to enhance the interconnection network architecture between computing power centers [1] Group 1: Network Infrastructure Development - The plan includes optimizing the network hierarchy and interconnection topology of urban computing power centers, with a target to achieve a one-way interconnection delay of less than 1 millisecond between medium and large computing power centers by 2027 [1] - There is an emphasis on accelerating the deployment of high-performance networks between computing power centers, with a goal to achieve a deployment rate of at least 50% for 400Gbps export capacity in medium and large computing power centers by 2027 [1] Group 2: Technological Innovation and R&D - The initiative will also focus on validating innovative network technologies between computing power centers, including new network protocols and solutions [1] - The development of technologies such as all-optical high-capacity lossless transmission, task-based scheduling, intelligent operation and maintenance of computing networks, and wide-area lossless networks will be prioritized to enhance the integrated operational efficiency of computing networks [1]