Maintenance routine

Routine maintenance

During the elevator maintenance period, we will regularly send professional maintenance personnel to the owner's elevator site for daily cycle maintenance, quarterly cycle maintenance, semi-annual cycle maintenance and annual cycle maintenance. Detailed maintenance items are as follows.


A. We maintain each elevator twice a month.
B, every half month to the owner to submit a copy of the elevator maintenance record.
C. If the owner has special requirements for the operation time of the elevator, Demadyson will give full consideration and reasonable planning to meet the requirements of the owner.
D. Problems within the warranty period shall be corrected within 24 hours.

Routine maintenance

Maintenance Commitment

Design Services

Training professional maintenance team; have professional maintenance personnel.

Efficient services

Control the maintenance system to ensure the quality of maintenance services.

Cost-effective

24 hours a day to respond to the needs of homeowners and provide timely services.

Quality Service

Sign a maintenance service contract to ensure the quality of maintenance services.

Intimate service

There are maintenance personnel who regularly inspect and maintain the elevator.

Dema Thyssen

part supply

Supply spare parts

Within the warranty period


Dema Thyssen  provides and replaces elevator parts damaged in normal use free of charge.

At the elevator usage site, some frequently used vulnerable parts will be prepared

After the expiration of maintenance


Dema Thyssen  will continue to provide spare parts, and we will provide the owner with normal damaged elevator parts at a favorable price.

To ensure that the elevators in the building continue to operate in a safe and ideal manner.

One-Site Services

Field Service

We and our business partners have a professional and excellent after-sales service team, and master a number of technologies, which can provide you with on-site maintenance, preventive maintenance and operation suggestions to ensure that users have no worries during use. In any place, when the user needs it, our engineers will quickly arrive on site for system inspection, repair or replacement of parts until the system returns to normal operation.

Regular maintenance

Regular maintenance

Provision and replacement of wearing parts
System operation check
Product use process performance testing

On-site commissioning work

On-site commissioning work

It is not enough to provide products only. Our on-site engineers can assist contractors to provide one-stop installation and commissioning services, which can help users improve work efficiency, shorten system commissioning time and overall cost to a large extent.

Regular maintenance

Regular maintenance

The company has dozens of professional elevator experts and high-tech personnel. The company can provide installation customers with all-round professional support services such as technical design consultation, component matching, project installation, commissioning and maintenance, and operator training.