The company has professional and fixed installers and after-sales service personnel, with a well-designed service network. The outlets are available 24 hours a day, 7 days a week, and provide lifetime maintenance services. Each outlet communicates with customers through daily contact, obtains information, visits old customers from time to time, and uses modern information technology ERP system to establish user and project project files, so that you can enjoy comprehensive and good service.

(Please consult the regional sales manager for the contact information of each local area); provide the customer with detailed knowledge of the security door products; help the customer to select the solution; and install skilled personnel to install and debug. Before the key is delivered to the household, the company will once again send staff to check whether the door is opened and closed for flexibility, and whether the door configuration (doorbell, door mirror, small window screw, etc.) is complete.

The user's decoration and engineering installation are completed one after another. You can go to the property management department to register. The company will negotiate with the local property department to track the service, charge it reasonably, and change the lock core for the user at regular, fixed, and fixed positions. We promise: 2 hours in the urban area, 6 hours in the township, and 12 hours in the remote mountainous area; the product quality, warranty, replacement for the next year, lifetime maintenance service. In case of special circumstances caused by improper use of the user, our service center will dispatch the staff to the scene to serve you within two hours after receiving the call (the fee is subject to the company's after-sales service charge standard).