We are a national high-tech enterprise that produces rail transit train door systems and their components, with independent intellectual property rights. It integrates research and development, production, and sales. we owns all core intellectual property rights of train doors, and the core components are independently manufactured. we has passed ISO9001 quality system certification, EN15085 international welding certification, DIN6701 European bonding certification, SIL2 door controller safety certification, and CURC China urban rail equipment certification. The number of intellectual property rights ranks second in China. The products cover large railway passenger train sliding plug doors, electric end doors, urban rail train sliding plug doors, hidden sliding plug doors, high-speed train sliding plug doors, and platform screen doors. The core components of our door products include: door controller (DCU), door rodless cylinder, touch buttons for doors, door locks, etc.
At present, we mastered the core technology of all vehicle components and gradually established its own production and processing capabilities. It has its own production site, and we independently completed all other projects except for glass, adhesive strips, surface treatment, and electrical
components. It has accumulated rich project experience in new door system projects. Therefore, we have independent research and development and production capabilities for various train doors. For example, railway trunk vehicle interior doors, railway trunk electric and pneumatic sliding plug doors , high-speed rail multiple unit sliding plug doors and end door systems, urban rail electric double opening sliding plug door systems, etc.