Quality

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Raw material inspection report 

Production process specification

IPQC

SOP

Full inspection report

1st sample inspection

At EPPOSUN, quality excellence is our unwavering commitment. We believe that only through continuous improvement and rigorous quality control can we truly satisfy our end customers, foster long-term partnerships, and create lasting value for both our clients and our company. Our comprehensive quality management system oversees every stage of the production process—from material selection and tooling design to injection molding, assembly, and final inspection. Our facility is equipped with state-of-the-art testing and measurement instruments, including coordinate measuring machines (CMM), fully automated optical 2D inspection systems, RoHS analyzers, tensile testers, and HP-200 spectrophotometers for precise color evaluation. Every finished product undergoes 100% inspection to ensure the highest standards of precision, durability, and reliability, consistently achieving zero customer complaints and reinforcing EPPOSUN’s reputation for manufacturing excellence.
Quality

Production daily report

IPQC

Delivery & Quality Guarantee
At EPPOSUN, quality is implemented in accordance with ISO9001, ISO14001, and ISO13485 standards, with quality considerations integrated throughout every stage of product realization. In addition to ensuring product precision and reliability, we maintain strict schedule management, monitoring each process step to guarantee timely delivery. By combining rigorous quality control with effective time management, EPPOSUN ensures that every project meets both the highest quality standards and agreed-upon delivery timelines.
Quotation
confirmed
by customer
New project
order review
DFM review
Customer confirms
the report & part
3D structure
review

The customer

confirms the

3D model

Customer signs
for samples
Modification
review
QC inspects
the mold
The customer
confirms
the "schedule"
Processing
delivery
time review
QC tests
the sample
First batch
production review
Sign 1st sample
Random inspection
Inspection
before shipment

Delivery

QC inspects
the materials