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    Why Us

    We never stop improving our services, including development methodologies, engineering practices, management techniques and QA standards to enhance our team’s capabilities and increase customer satisfaction.



    Commitment to Quality:

    · Passed ISO9001:2008 and ISO14001:2004

    · Passive products are qualified according to Telcordia Standard

    · Correction and Prevention measurement

    · Advanced Equipment Support Production and Qualification

    · Quality control and tracking in whole processing

    · 3rd party ROHS inspections 

    · Engineer on-site working 

    · Stable & master production technics 



    Experience and Expertise:

    With more than fifteen-year extensive production and management experiences, GLSUN  has gained unmatched business and technological expertise. We leverage our large knowledge base to deliver solutions that meet customers' needs, business and budget expectations.



    Customer-Focused Service:

    · 24/7 online order

    · A large Stock & Fast Delivery for standard products

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