Assembly Level: 48-hour aging test after mask and shell assembly.
Final Product Level: Comprehensive cabinet aging test and a 72-hour dedicated screen aging test.
Every unit must successfully pass our core verification protocol:
Multi-Stage Inspection: At least 3 distinct stages of thorough testing.
Extended Aging: A minimum 72-hour burn-in process for long-term stability assurance.
This unwavering, end-to-end commitment is how we guarantee superior products and achieve lasting customer satisfaction.
LED Screen After-Sales Service Process
Free Online Remote Services
Fast Engineer Response
Technical Support
Fault Diagnosis Service
Complete Solutions
Emergency Support Services
Factory Repair Service
After-sales Support
LED Screen Manufacturer After-Sales Service Policy
Thank you for choosing our products.
Our company is always committed to the principle of customer-first service. To ensure superior product quality and after-sales support, we hereby make the following service commitments:
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1. Warranty & Maintenance
All products come with a one-year warranty and are eligible for lifetime maintenance.
2
Software Updates
We provide free, ongoing upgrades for system management and control software.
3
Technical Support & On-Site Service
Starting from the project acceptance date, we offer a 12-month comprehensive warranty. During this period, any hardware or software issues caused by product quality or component defects will be resolved promptly and free of charge. If on-site support is required, a JINGRUNS senior engineer will be assigned within 24 hours.
4
Preventive Maintenance
All post-installation technical services, including preventive equipment maintenance and local support, will be provided by our after-sales team.
5
Training & Authorization
We provide free operational training and guidance. Once trained, the user’s own qualified personnel may be authorized to perform daily system maintenance.
6
Spare Parts Supply
Common consumables and key components are stocked at our service centers, enabling rapid replacement to ensure continuous system operation.
7
Long-Term Support
We offer extended technical support for all products, including free software upgrades. Hardware upgrades are available at cost price.
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Warranty Exclusions
The free warranty does not cover damages caused by:
• Force majeure
• Improper use, storage, or handling
• External impact or unauthorized modification
LED Display Manufacturer Culture & Values
Integrity, People-Centric Respect, Customer Focus, and Unwavering Dedication — Committed to Delivering Sustainable Value.
| Mission
To bring the world a quality screen.
| Vision
To become an LED display provider that continuously creates value for our customers.
| Values
Integrity first, people-centered, customer-focused, with gratitude and dedication.
| Service & Support
To empower every partnership with proactive solutions and seamless support.
Free LED Display Consulting Service
We sincerely welcome partners from all industries to visit our company,
exchange ideas, and explore cooperation opportunities. Both existing
and new partners are invited to join us as we work together to achieve
great success!
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