PTG is a leading provider of Surge Protective Device. PTG provides comprehensive and competitive solutions for various industries, e.g. Power Grid, Wind Power, Solar Power, Telecommunications, Constructions & IDC, Transportation, Oil & Gas, Harbor Facilities. PTG offers complete range of surge protection products: from direct lightning to equipment side fine protection, including power supply, data network,industrial equipment, building electric, etc. The products are qualified by third party organizations, such as TUV, KEMA, CE, CB, CSA, UL and GB.