Railway polyurethane signal and power cable troughs for the protection of railway signal cables.
Plastic-steel wound pipes and plastic drainage pipes for drainage works.
Pot rubber bearings, spherical steel bearings, double-curved steel bearings, E-type steel damping bearings and other pro
Open-circuit cooling towers, closed-circuit cooling towers and stainless steel water tanks.
Fiber composite segment sealing gaskets for tunnel segment sealing.
Pre-displacement devices for bridge bearings.
Cross-beam monorail bearings for monorail transit.
Eddy current bearings for bridge damping.
Spring damping vibration isolators for rail transit damping.
Force-measuring bearings for bridge health monitoring.
Monorail steel bearings for monorail transit.
Lightweight blast-resistant wave valves for civil air defense works.
Lightweight civil air defense doors, composite protective airtight doors.
Ventilation valves including tunnel combined air valves.
Ventilation air duct series.