1. One year warrantyStart from the doors received, there will be one year free accessories changes if any quality problem during one year.
2. Installation vedio/ Techinician on line support.
We will offer installation vedio and technican on line supports for our customers. If you need our techinician supports on site, please contact us, we can also offer the service.
3. All life technician supports on line by free.
Any time if you need techinican supports, we will back you in short time, and all is free. Any accessories need change will be by another cheap charge.