[National Railway Administration: Focus on promoting independent and controllable technological innovations such as chips] On October 12, the National Railway Administration released the "15th Five-Year Plan for Railway Science and Technology Innovation." The "Plan" proposes to focus on promoting the innovation of independent and controllable technologies such as chips, promoting the integrated application of new generation information technology, accelerating the research and development of new green and intelligent materials and the application of new technologies, and promoting a high degree of coordination between low-altitude technology and railway business. Focus on promoting the construction of high-quality data sets, strengthening the construction of railway big data platforms, strengthening railway data collaborative sharing and network security guarantees, and deepening basic research on the application of "artificial intelligence + railway".