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Use LDSOLAR Controller Build Off-grid Solar System

Service
Quality Control / QC
Layered checks build defense lines,Mutual inspections eliminate blind spots.Professional audits uphold standards,Dynamic sampling ensures quality.


 Incoming Quality Control (IQC)

The first line of defense to ensure product quality, preventing unqualified raw materials from entering the production line.
01.Check delivery order
Verify the types and quantities of goods, proceed to the next step after confirmation.
02.Initial visual inspection
Check for moisture, rust, especially on sensitive materials.
03.Sampling inspection
Follow military sampling standards, determine sampling ratio, conduct detailed inspections including size measurement
04.Defective material handling
Immediately isolate unqualified materials and initiate return or replacement procedures.
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In-Process Quality Control (IPQC)
During production, we ensure traceability through codes, batch codes, and serial numbers.
Process Specifications
Establish standard operating procedures (SOP), including tool selection and parameter settings, to ensure consistency.
Production Supervision
Implement on-site inspections, ERP system electronic presentation, ensuring machine operation and worker compliance with standards.
Code Tracking
Set process codes during production to ensure reliable traceability.
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Final Quality Control (FQC)
The final critical checkpoint before a product leaves the factory is a comprehensive inspection after all production processes are completed.
Aging Test
Verify output stability at battery and load terminals / MPPT efficiency evaluation /Test charge-discharge control functionality / Measure standby quiescent current compliance
Protection Function Verification
After simulating over-voltage/under-voltage/over-current/reverse-connection conditions, confirm normal operation of protection mechanism contacts.
Aging Test
Product aging testing, sometimes called durability or lifespan testing, checks how well a product holds up over time by simulating real-world use and environmental conditions.
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Out-going Quality Control (OQC)
After product completion, we conduct sampling inspections to ensure product reliability
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Outgoing Inspection:

Outgoing inspection is the final checkpoint before products leave the production line and enter the market.

LDSOLAR aims to ensure product quality and performance, meeting customer expectations and design requirements.


Connect: Mr. Liao
Phone: +86-18627759877
Telephone: 0086-27-84792636
Address: A area 2F. No6 Changjiang Road Economic and Technological Development zone Wuhan China
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