• SHENZHEN LANGXUNDA OPTICALL COMMUNICATION CO., LTD

    SHENZHEN LANGXUNDA OPTICALL COMMUNICATION CO.,is a high-tech enterprise specialized in optical passive device and module development,Production and marketing founded by more than ten years experienced and dedicated professional.

    Telephone:86-13438111028Address:China

  • Shenzhen Qinxinlong Electronics Co., Ltd.

    With seventeen year experience,we are very professional in manufacturing transformers,coils,core,ADSL,and other electronic components.our company operates under UL and ISO certified.

    Telephone:

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