• Capital Airports Holding Company

    Detecting the effectiveness of lightning protection devices (lightning arrester, grounding device, surge protective device and soil resistivity)in Capital Airports Holding Company

  • Shenhua Group

    Detecting the effectiveness of lightning protection devices (lightning arrester, down conductor, grounding device and surge protective device)in Shenhua Group

  • PetroChina Research and Transformation Base

    Detecting the effectiveness of lightning protection devices (grounding device, surge protective device, equipotential bonding and soil resistivity)in PetroChina Research and Transformation Base

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