1988 – Established Keum Chang Precision in South Korea
1988 – LG Electric Co. LTD Supplier
1990 – SamSung Electro Co. LTD; FA-Center Supplier
1996 – Move to Suwan, Gyunggi-D0
1997 – Became Person Corp to Juristic Company
1997 – SamSung Electro-Mechanics Co. LTD Supplier
2001 – Name changed from KeumChang to KC-Tech Co, LTD
2002 – ISO-9002 Certification
2002 – Halla Korea Supplier (2003, HCCUSA, In)
2004 – Extended New institution In Auburn AL, USA –KC-SOL TECH, Inc.
2005 – Acquired General contractor License in USA
2005 – HMMA USA Supplier
2005 – MOBILS / MANDO USA Supplier
2006 – through 2012 Keep General contractor license
2007 – KMMG Supplier
2008 – 2012 working for many companies such as Power tech America, Hyundai Transformer, Mobils, etc…
2015- KC Sol-Tech Opens Vietnam Location, KC Vina became registered supplier of Samsung Electronics.
2019- KC Sol-Tech Supplier for Toyo Tires, Toyota Mazda, 2a USA and Fras-Le