Service support

Service support

With more then 10000+ networks, the efficient service has guarantee.

The installation and after service covers 98% of cities and towns in China.

10000+networks 98%covered

The multiple services make consumers comfortable.

National quality assurance

More than 10000 service networks covered in 98% cities and towns.
It is free during guarantee period.

Two hours efficient service after sale

After 2 hours of product sale, our after-service staff will follow the installation.

Free installation

It is suitable for 99% material doors.
Free of remove old lock and install new lock.