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Why Can We Always Ensure Excellent Quality

Quality Control

1.All ONU modems undergo full‑range functional testing, high‑temperature aging test and performance calibration before shipment, to ensure stable hardware performance for end‑users


2.Strict QC procedures cover port test, signal stability, WiFi performance and compatibility verification for different OLT devices.

Certification

Zhengzhou Youma Trading Co., Ltd. Certifications
Standard: CE certification of the factory
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