Contact: Li Shu Yi 
	
 
	
 Tel: 137 1514 6269 
	
	
 Warranty service 
We provide 1-3 years warranty service for our customers free of charge
	
 
	
 Installation and debugging service 
Our professional engineers will go to the customer's site for screen installation and commissioning services.
	
 
	
 Technical guidance service 
According to the customer's requirements, our company will provide technical guidance services on product use, installation and commissioning.。
	
 
	
 Spare parts procurement service 
Customers can purchase spare parts provided by our company as maintenance replacement, to ensure the supply of maintenance spare parts, to ensure the best state of the product.
	
 
	
 Repair and maintenance services 
By our professional technicians to the scene to carry out maintenance services, and to guide customers on the regular maintenance of products, regular maintenance methods
	
 
	
 Regular return visit service 
Our company specializes in providing customers with regular telephone return visits or door-to-door visits to detect faults and provide perfect solutions to ensure that the display is in good working condition
	
 
	
 Advice service 
Our company accepts letters from customers to visit and telephone complaints, to answer customer inquiries. At the same time with a variety of ways to collect consumers' views on product quality, and according to the situation in a timely manner to improve.