As China's urbanization level and the continuous improvement of people's living standard, the elevator has become an indispensable part of urban life. However, with the surging use of elevators, elevator safety problem has become increasingly prominent, imposing huge challenge and pressure on elevator enterprises, which must keep abreast with the elevator industry’s development at the fastest pace. 

 Delfar is expanding maintenance-service business actively and strengthen the construction of the internal maintenance services. On the one hand, Delfar still track each elevator, and carry out follow-up study on and understanding of safe operation before and after elevators are put into use; on the other hand, Delfar has expanded its original elevator maintenance team and provided them with professional maintenance training to ensure that each maintenance personnel is eligible for elevator maintenance.