The products mainly cover: speed governor, safety gear, buffer, steel cable brake, lock, guide shoe, door opener, guide wheel, etc.

现主要产品有：限速器、安全钳、缓冲器、钢丝绳制动器、门锁、导靴、开门机、导向轮等产品。

youdao

Phillip Baumel says the river could get by with small, much cheaper fixes like extending lock guide walls or replacing the first- come, first-served system with a reservation system to relieve congestion.

FORBES: A river of subsidies