Quality control

We employ advanced measurement data systems, Six Sigma management, 100% outgoing inspection, comprehensive measurement reports, and offer free returns and exchanges for defective products.

Quality Control PolicyWhy choose Lynjoon

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Continuous improvement

Use a scientific management system to continuously improve quality by recording and analyzing data, achieve efficient and low-cost management, and control costs for each customer.

Quality-oriented

Quality is the cornerstone of Lynjoon’s survival. We must manage quality meticulously, starting with the details and extending to every step of the process. Everyone values ​​quality and emphasizes it at every stage. We have a comprehensive methodology for selecting, recruiting, and tracking the performance of every supplier in our manufacturing partner network.We track supplier performance to ensure orders comply with Lynjoon network standards. We can provide relevant certifications and reports if needed.

Certificate of Conformance
Material Test Report
CMM Inspection Report
REACH/RoHS/Material Certificate
First Article Inspection (FAI)
Dimensional Inspection Report
Conflict Mineral Declaration
Production Part Approval Process (PPAP)

Production workshop
Customer first!

We are customer-centric, continuously improving customer satisfaction and loyalty, and always prioritize customer satisfaction as our guiding principle. With our rigorously selected supplier network and AS9100/ISO 9001 certified quality management system, we ensure that your components consistently meet industry-specific certification standards.

Josen Liao
Founder

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Customer satisfaction is the most important metric for measuring success. Furthermore, Lynjooon is committed to giving back to its global customers.

At Lynjoon, we value a culture of collaboration and service. We are passionate about providing comprehensive services to our clients while continuously growing, learning, and innovating. With expertise across multiple industries, we offer our clients a more reliable supply chain and enhance their project confidence.

Positive review98%
Timely delivery97%
Pass rate100%

01Process Control

Lynjoon adopts fully closed-loop process management, and MES automatically arranges production when there are differences in measurement data to avoid delivery delays.

02Supply Chain

Our supply chain must obtain the ISO9001 quality system certificate, and review the quality planning of the "Quality Manual", and sign a supply chain agreement after the review.

03Quality & Delivery

We support online real-time querying of measurement data, purchase order tracking, material reports, 3DCMM, surface treatment reports, COC, and packing lists.

04Industry experience

We have professional R&D departments in the fields of optoelectronics, aerospace, energy, intelligent equipment, medical devices, and energy storage.
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Parts production

Quickly coordinate e-business applications through revolutionary catalysts for change. Seamlessly underwhelm optimal testing procedure processes.
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Precision & quality

Dramatically disseminate standardized metrics after resource-leveling processes. Objectively pursue diverse catalysts for change for interoperable meta-services.
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Auto & aero manufacture

Dramatically engage high-payoff infomediaries rather than client-centric imperatives. Efficiently initiate world class applications after centric infomediaries.
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Quality replacement parts

Phosfluorescently expedite impactful supply chains via focused results. Holistically generate open-source applications through bleeding-edge sources.
Demand analysis
Fulfilling client requests on the go
Process Control
Manufacturing the requested product
Project management
Finishing upon requested time
Quality & Delivery
Purchasing quality product
What we do

Passion that builds excellence

We hold ISO 9001:2015 and ISO13485 certifications, and have added an aerospace internal quality assurance system (IAQA) and an aerospace supplier information system.
Supply chain stability98%
Best solution95%
Provide plan97%
Client Quotes

People tell it the bestQuotes

Year after year, multiple industries recognize Lynjoon as a leader in quality, service, and innovation. We're proud to be one of the top custom solution manufacturers in the world.

Excellent machining accuracy and stable quality. Parts always meet our drawings and tolerance requirements.

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Michael Wright
Bello Servicing

Reliable CNC machining partner with fast response and consistent delivery for both prototypes and production.

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Daniel Huberth
Applauz

Great communication and strong engineering support. They helped optimize our design and reduce cost.

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John Strength
Avantage HR

High-quality machining, clean finish, and on-time delivery. A supplier we trust for long-term projects.

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Mia McBride
Estato