Quality Control

PCB Fabrication Quality Control Standards

LT CIRCUIT follows rigorous PCB quality standards with controlled processes, advanced inspection systems, and IPC-compliant practices to ensure consistent quality and reliable performance.

Raw Material Verification

Strict supplier qualification and traceability ensure stable material quality.

Process Quality Control

Multiple inspection points maintain consistency throughout production.

Final Quality Assurance

Electrical testing and IPC standards guarantee reliable finished boards.

Inspection Points

PCB Fabrication Checkpoints

Throughout the manufacturing process, multiple PCB fabrication checkpoints ensure process control, quality consistency, and reliable board performance.

01

01-Raw Material Inspection

All laminates, copper foils, and process materials are verified before production to ensure traceability, consistency, and stable manufacturing quality.

02

02-Process Monitoring

Critical fabrication stages are closely controlled to maintain dimensional accuracy, layer alignment, and process stability throughout production.

03

03-AOI and Electrical Testing

Automated optical inspection and electrical testing help identify defects and ensure reliable connectivity and board performance.

04

04-Final Quality Verification

Finished PCB undergo comprehensive inspections and IPC-compliant checks before shipment to guarantee quality and reliability.

Certifications

PCB Fabrication Factory Certifications

Supported by internationally recognized certifications and strict quality systems, LT CIRCUIT delivers reliable PCB manufacturing with consistent quality and process excellence.

IS0 9001:2015

stepping stone

The most fundamental and universally applicable quality management systemcertification.

IPC A 610

Industry Standard

The most authoritative international standard for the acceptance of electronic assembly and PCB manufacturing.

IATF 16949:2016

Automotive-grade (high gold content)

Demonstrate the capability to manufacture highly reliable automotive PCB.

ISO 13485

Medical-grade (high gold content)

Demonstrate the capability to manufacture high-precision PCB for medical equipment.

ISO14001:2015

Environmental system

Green factory certification is highly valued by major manufacturers and overseas clients.

UL

Safety Certification

Mandatory safety and flame-retardant standards for entering the North American market.

RoHS

Environmental regulations

Restriction of Hazardous Substances (RoHS) Directive (a standard requirement for electronic products exported to the EU).

REACH

Environmental regulations

EU Regulation on the Registration, Evaluation, Authorisation and Restriction of Chemicals.

certifications-info

IS0 9001:2015

01

IPC A 610

02

IATF 16949:2016

03

ISO 13485

04

ISO14001:2015

05

UL

06

RoHS

07

REACH

08

Factory Showcase

PCB Fabrication Factory Showcase

Explore the LT CIRCUIT factory showcase and see how advanced equipment, organized production, and experienced teams support reliable PCB manufacturing.

Advanced PCB Manufacturing Environment

Modern Production Facilities

Our fabrication workshops are equipped with advanced machinery and optimized layouts to support stable, efficient, and high-mix PCB manufacturing.

Strict Process Management

Standardized workflows and quality checkpoints ensure process consistency, traceability, and reliable performance throughout production.

Modern Production Facilities

Our fabrication workshops are equipped with advanced machinery and optimized layouts to support stable, efficient, and high-mix PCB manufacturing.

Advanced Production Facilities

Modern manufacturing equipment and optimized workshops support stable, efficient, and high-mix PCB production.

Controlled Manufacturing Processes

Standardized workflows and quality checkpoints ensure process consistency, traceability, and reliable results.

Experienced Engineering Team

80+ engineers and skilled technicians support rapid response and complex PCB manufacturing requirements.

Get In Touch

Contact Us to Start Your Project

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