Your Investment, Protected
We back every product with structured warranty coverage, responsive after-sales support, and long-term partnership commitments -- designed to reduce your cooperation risk at every stage.
Warranty Policy
Clear Coverage, No Ambiguity
Our warranty terms are defined upfront -- before you place an order -- so there are no surprises during or after project execution.
Standard Warranty Coverage
LED Finished Fixtures
Panel lights, downlights, high bays, flood lights, etc.
LED Strip Lights
Standard and customized strip products
OEM Lighting Modules
Custom-developed modules for product integration
LED Components & Accessories
Housings, connectors, power supplies, profiles
Deep Custom / Special Orders
Confirmed per project scope and specification
What Is Covered
- Manufacturing defects in materials or workmanship
- Premature LED or driver failure under normal operating conditions
- Products not matching confirmed specifications at delivery
- Significant deviation in lumen output, CCT, or CRI from agreed values
- Structural or assembly failures not caused by improper installation
Exclusions
- Damage caused by improper installation or misuse
- Voltage spikes, surges, or incompatible power supply conditions
- Physical damage from transit (covered by logistics insurance)
- Modifications made by third parties after delivery
Response & Problem Handling
We Respond Fast. We Resolve Thoroughly.
When an issue arises, slow responses compound the problem. Our after-sales process is structured to keep your project or production moving with minimal disruption.
Report Issue
Contact us via email or WhatsApp with order reference, photos, and a description of the defect or discrepancy.
Initial Response
We acknowledge and begin technical assessment within 12 hours. A dedicated contact is assigned to your case.
Root Cause & Solution
Our engineering team investigates the root cause and proposes a clear resolution -- replacement, repair, credit, or corrective action.
Resolution & Follow-up
We execute the agreed resolution and follow up to confirm your satisfaction. Process improvements are implemented to prevent recurrence.
After-Sales Contact Channels
Email Support
Documented trail for technical cases, reports, and agreements
WhatsApp / WeChat
Fast photo/video sharing for quick visual assessment
Video Call
Available for complex technical issues requiring real-time diagnosis
Replacement Support
Defective Units Replaced Without Friction
We understand that warranty claims during an active project or production run are time-sensitive. Our replacement process is designed to minimize downtime and protect your schedule.
Priority Replacement Shipment
Confirmed warranty defects are prioritized in our production schedule. Replacement units are dispatched with expedited shipping where possible.
Partial Batch Defect Handling
For partial batch defects, we replace only the affected units and investigate the production batch to prevent the same issue in future orders.
Credit or Refund Option
Where replacement is not practical due to timeline constraints, we offer credit notes applicable to future orders or partial refund arrangements.
Spare Units for Long-Term Projects
For large-scale projects, we recommend ordering a small quantity of spare units. We maintain batch consistency to ensure interchangeability.
Every replacement matches original order specifications
Reorder Support
Consistent Supply for Ongoing Needs
Whether you need to restock project inventory, replenish production lines, or expand an existing deployment, we maintain the continuity and consistency you depend on.
Order History Retention
We retain full records of your previous orders -- specifications, customization details, approved samples, and supplier components -- making reorders straightforward with no re-briefing required.
Batch Consistency Control
Reorders are matched to your original batch parameters: same LED binning, CCT tolerance, housing color, and component sources. We flag any supply chain changes before production begins.
Flexible Minimum Quantities
For established customers, we offer flexible MOQ arrangements on reorders -- especially for replacement stock, maintenance spares, and small-batch top-ups that don't justify full production runs.
Reorder in 3 Steps
Share your previous order reference → confirm any specification changes → approve proforma invoice. No need to start from scratch. Most reorders are confirmed within 2 business days.
Long-Term Partnership
Built for Cooperation That Lasts
VST Lighting has been serving overseas B2B markets since 2011. Our commercial model is designed around long-term supplier relationships, not one-time transactions.
We invest in understanding your product, your market, and your quality expectations -- so that each successive order requires less coordination overhead and delivers more consistent results.
13+ Years of Export Experience
Serving electrical contractors, product companies, and LED manufacturers across Europe, North America, the Middle East, Asia, Australia, and South America.
Dedicated Account Support
A consistent point of contact who knows your requirements, history, and preferences -- reducing handover friction on every interaction.
Proactive Supply Updates
We notify you early about component changes, lead time shifts, or production constraints -- giving you time to plan, not react.
Continuous Quality Improvement
Feedback from warranty claims and after-sales cases feeds directly into our production processes -- quality improves with each order cycle.
Flexible Cooperation Models
From spot orders to scheduled blanket agreements, we adapt our supply model to your procurement rhythm and inventory strategy.
Global Compliance Support
We support CE, UL/ETL, RoHS, REACH, and SAA certifications. For new markets or updated standards, our engineering team assists with documentation and testing coordination to keep your products compliant.
How We Reduce Your Cooperation Risk
Every element of our warranty and after-sales framework is designed to protect your project, production, and business continuity.
Transparent warranty terms confirmed before order
12-hour initial response to all after-sales issues
Defective unit replacement without excessive process burden
Batch consistency maintained across reorders
Root cause analysis prevents repeat quality issues
Long-term account support with institutional knowledge retained
Ready to Start with Confidence?
Discuss your project requirements, warranty expectations, or after-sales needs with our team. We define the terms clearly before any commitment is made.
Reach us for technical inquiries, warranty claims, and order support
Fast communication for urgent after-sales and photo-based issue reporting
Within 12 hours for all after-sales inquiries, business days