2012.01 Acquired ISO 14001 Certificates for Environmental Management System. 2011.12Registered as an Eco-Partner of Samsung SNS. 2011.11 Patent registration (No. 10-1072976): earth leakage circuit breaker immediately blocking high currents. 2011.09 Appointed as a Promising SME in Kyeonggi-do. 2011.07  Joint patent application with the Korea Electrical Engineering and ScienceResearch Institute: “DC Leakage Circuit Breaker”. 2011.06 Joint patent with the Seoul Metropolitan Facilities Management Corporation (SMFMC): “Local Government Integrated Communication Networks and the Panel Board”.         2011.06 Patent registration (No. 10-1042988): power-saving electromagnetic switch. 2011.05 The Research subject on creating the foundation for the product safety technology was selected (worth of 150 million KRW). 2011.01   A company affiliated research center was certified. 2010.12 Certified as a venture enterprise. 2010.10 Acquired the CE marking (Doc). 2009.10Delivered the OFD casing to Seoul Commtech. Joint Patent application with the SMFMC:“Power-Saving Electromagnetic Switch”. 2009.08 Provided the automatic resettable earth leakage circuit breaker for KT, KTF, KT Telecop, and KT Powertel. 2009.07 Provided the automatic resettable earth leakage circuit breaker for SK Telecom, LGP, the Korean National Police Agency, Agricultural and Rural Infrastructure Corporation, and the Korea Highway Corporation. 2009.06 Provided the automatic resettable earth leakage circuit breaker for the SMFMC and to        streetlights, RMS, and electric displays for use.Acquired the Electrical Appliances Safety Certification of Korea (EK) for the automatic reset earth leakage circuit breaker. 2009.05Joint patent application with the SMFMC:”Remote Control Panel Board for the Self-diagnosis Monitoring”Joint patent Application with the SMFMC: “Earth Leakage Detector for Streetlights” 2009.02Acquired the INNOBIZ 2008.01International patent application (PCT/KR2008/000557): earth leakage circuit breaker with function for detecting reverse leakage current when a short circuit is blocked 2007.11Patent registration (No. 10-0782300): earth leakage circuit breaker with function for detecting reverse leakage current when a short circuit is blocked.  2007.10Developed and released the panel board for housing.International patent application (PCT/KR2008/000557): hit-and-run suspect tracking method and apparatus.Developed and released the AI automatic resettable earth leakage circuit breaker (32AGS). 2007.09Patent registration (No. 10-0763322): hit-and-run suspect tracking method and apparatus. 2007.08Developed and released the earth leakage circuit breaker for lightning protection. 2007.05Patent registration (No. 10-0718530): automatic resettable earth leakage circuit breaker. 2007.04International patent application(PCT/KR2007/001967): automatic resettable earth leakage      circuit breaker. 2007.03Developed and released surge protection unit for powering. 2006.06 Utility model registration (No. 20-0421013): automatic resettable earth leakage circuit breaker. 2006.05Established the new Electrical Construction Business Dept. / registered the electrical construction business. 2006.03Established the new Wibro Facility Business Dept. 2005.04Established the new R&D Business Dept. 2005.10Capital increase of KRW 350 million. 2005.12Acquired the information and communication work registration Class 1. 2003.12Design registration (No. 0341764): rack for installing communication equipment. 2002.03Utility model registration (No. 0309770): rack’s structure.  2002.02Registered the plant in Gwangju-si, Gyeonggi-do. Became a member of the Korea Electrical Manufacturers' Cooperative. 1999.05Registered as a company with the KSA/ISO 9001 quality certificate. 1998.06Change of its name to Kumsung Electric Co., Ltd., and established a corporation. 1996.03Began SKT base station facility business. 1996.02Registered as a partner of KRTnet Corporation. 1995.10Began KTF base station facility business. 1994.01Began broadcasting/communication business. 1992.02Began power distribution business. 1991.03Began automation business. 1990.09Established Kumsung Mechatronics (금성기전사) and began electric outfitting business