1、Free maintenance and maintenance for 1 years. Life-long maintenance;

2、The two major regions of Southern China and East China have customer service offices, which effectively provide rapid response and service;

3、The installation, commissioning and training services are provided free of charge;

4、Regularly inspect the user's use and put forward suggestions on the use of the products in time;

5、Return visits to customer's products and improve suggestions;

6、Communicate with users on the products irregularly,continue to provide users with high quality services and reliable protection.


      After-Sale Service Hotline:0755—82940957

       Post service mailbox:bruce@szlianya.com