Spirit & Standardized Model

Longtech is a ISO 9001 and 14001 certified company, our personal are trained to work according to this standard.


• Plan: Design or revise business process components to improve results.
• Do: Implement the plan and measure its performance.
• Check: Assess the measurements and report the results to decision makers.
• Act: Decide on changes needed to improve the process.

  ISO 9001

With our target pursuit "Doing it right the first time".
We have been trying all our best to ensure quality of every step and continously improve our QA.

  Inspecting Machines

• Photos: Modern and important machines.
We employ the latest models of machines to check the products under a strict quality control circle.
Brief notes of its model, origin, modern technology (which is critical to the product's quality).


Laser Tester


Accretech roughness tester/JAPAN 


Torsion Tester


AIKOH spring torsion tester/JAPAN
  Whole Process

Colorful illustrative chart (to see the whole QA & QC process clearly)
Process's detail information.
To reach the target of "No defects", we have estabished an effective quality management system which includes 4 steps as following:
• Photos: representative of 4 steps: IQC, IPQC, FQC, OQC.
• Brief notes / explanation to those 4 steps: IQC, IPQC, FQC, OQC.


Our skillful QA & QC staffs and technicians with over 10 years of working experience have established an effective quality assurance mechanism among various divisions and every step.

  Quality Commitment

Our computerized testing and measuring equipments and skilled personnel have given Longtech an enviable reputation for quality which has allowed us to achieve a preferred supplier status with many of our customers.
Our commitment to a process of continuous improvement will ensure that we will constantly strive to improve our systems wherever possible.

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