The service life is more than 15 years, the fault is high, and there are hidden safety hazards.
The decor of the elevator is outdated, affecting the overall image.
Elevator When the elevator stops, the accuracy is large, and it is easy to trip over the car.
Elevator When the elevator starts and stops, the jitter is large, and the ride comfort is poor.
Elevator Most of the spare parts of the elevator have been discontinued, maintenance is difficult, and there are many failures.
Elevators have high power consumption and poor operating efficiency, which are manifested in early products.