|1978||▲ October - Kuan Kun Electronic Enterprise Co. Ltd was founded by our president, Mr. Johnson Su in Tao-Yuan City, Taiwan.|
|1981||▲ Moved to Shu-Lin Town, Taipei County and equipped with advanced machines for productions.|
|1989||▲ Introduced advanced Jpaanese machines for all automatic production.|
|1992||▲ February - Kuan Kun Investments (HK) Ltd was registered in Hong Kong.|
|1993||▲ July - Started producing in Dong Guan (Hu-Men) to meet the growing demand in China.|
|1996||▲ July - Dong Guan (Hu-Men) factory was approved under ISO 9002.|
|1999||▲ China factory shifted to Qing-Xi town, Dong-Guan City.|
|2000||▲ Qing Xi factory was successfully set up and started producing.|
▲ Developed and started mass production of Screw Terminal Type Aluminum Electrolytic Capacitors.
|2001||▲ Head office moved to Chung Ho City Taipei County.|
|2002||▲ August - Qing-Xi factory passed ISO 9001 certification.|
|2003||▲ June - Qing-Xi factory passed ISO 14001 certification.|
▲ Developed and started mass production of Radial Type by Photo Flash Aluminum Electrolytic Capacitors.
|2004||▲ October - Su’scon Electronic (Shanghai) Co. Ltd. started operation.|
▲ Developed and started mass production of Radial Type Long Life 10,000-hours loadlife Aluminum Electrolytic Capacitors.
|2006||▲ September - FactoryⅡ started operation.|
▲ Started producing V-Chip Aluminum Electrolytic Capacitors at Qing-Xi factory.
▲ Developed and started mass production of Radial Type by Audio Equipment Aluminum Electrolytic Capacitors.
|2007||▲ June - Commenced R&D of Organic Conductive Polymer Aluminum Electrolytic Capacitors.|
▲ September - Commenced R&D of Super Capacitor.
|2010||▲ June - Qing-Xi factory passed QC 080001 certification.|
▲ June - Qing-Xi factory passed OSAS 18000 certification.
▲ November- Qing-Xi factory passed TS 16949 certification.