Shenzhen Kechaixin Optoelectronic Technology Co., Ltd. After-sales Service Commitment: 

We strictly adhere to the "Consumer Product After-sales Service Methods and Requirements" of the state and the common industry standards for LED display screens, providing you with solid guarantees. 

Professional Guarantee: All core components of the display screens are covered by a 3-year free warranty. We offer professional maintenance and technical support that complies with industry standards. 

Super-fast response: The service hotline is always available 24/7. For urgent issues, we guarantee to provide a clear solution within 8 hours. In the Chinese region, technicians will arrive at the site within 48 hours (depending on the distance). 

Full-time Protection: Free on-site service is provided during the warranty period. Beyond the warranty period, we guarantee to offer lifetime technical support and spare parts supply to ensure your screen operates stably for a long time. 

Choose Kechai Xing, choose a long-lasting and reassuring superior vision!