Sichuan Swjtu Railway Development Co., Ltd. (Stock Abbreviation: CSRD; Stock Code: 920027) is a national-level specialized and sophisticated ""Little Giant"" enterprise dedicated to the R&D, production, and sales of intelligent safety products and equipment for rail transit infrastructure, while providing professional technical services.
Leveraging two major innovation platforms—the ""Operation Safety Assurance Railway Industry Engineering Research Center"" under the National Railway Administration and the ""High-Speed Railway Infrastructure Safety Monitoring Technology Sichuan Provincial Engineering Research Center""—the company conducts cutting-edge research and engineering application promotion for safe and efficient rail transit operations. Its core products and services include safety monitoring and inspection products, railway informatization systems, new materials, intelligent equipment, surveying and mapping services, and operation and maintenance services, collectively forming an innovative ecosystem for rail transit safety and health management.
Company Founded
Railway Line Services
Research Projects
Drawing on the technological achievements from special research projects of China State Railway Group, we devote ourselves to full-life-cycle health management of railway substructure infrastructure. With our self-developed intelligent system, we deliver integrated services covering structural monitoring, analysis, early warning and assessment. Our solutions comply with the operation and maintenance standards of China State Railway Group, backed by abundant practical engineering experience.
Built upon years of research achievements from multiple key railway research projects, we are equipped with self-developed intelligent grinding equipment and core technologies certified by China State Railway Group. The system provides intelligent monitoring and early warning for switch damage and rail fractures, as well as a full set of rail maintenance services. Many of our technologies have reached internationally advanced levels.
Based on the research achievements of key scientific research projects of China State Railway Group, we innovatively apply minimally invasive remediation technologies and self-developed new special materials for tracks. This enables rapid treatment of various track defects, allows construction within railway maintenance windows and track opening on the same day, and ensures the long-term safe and stable service of railway tracks.
We integrate technologies from joint research projects sponsored by multiple ministries, adopt multi-sensor linked monitoring technology, and build a space-sky-ground integrated early warning system. It can accurately prevent and control risks including earthquakes, geological disasters and track clearance infringements. Our core technologies have obtained official certifications from China State Railway Group and CRCC.
Focusing on cutting-edge research in high-speed rail intelligence, we build an engineering data middle office to realize full-business collaboration and optimal resource allocation. Relying on our self-developed intelligent track maintenance platform, we achieve refined and efficient whole-process management of railway construction and operation & maintenance.


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