1. Foundation of Cygnus Precision Co.,Ltd. (1994yr)
2. Listed as the subcontractors of KIA Motors (1994yr)
3. Installed the production line of knuckle for Pride and Morning (2003yr)
4. Installed the production line of knuckle for Exports to Malaysia(WRM, National car) (2003yr)
5. Foundation of Dae-Gu Factory (2004yr)
6. Installed production line of knuckle for Cerato, Grand-Carnival, Carnival , Sportage (2004yr)
7. Installed the module line for Carnival Knuckl (2004yr)
8. Established the production line for Carens, Lotze (2005yr)
9. Authorized by TS 16949/ISO14001 Certification (2005yr)
10. Certified by Chungnam province as Promising Corporation (2005yr)
11. Certified as technology Innovation Corporation [Inno-Biz] (2005yr)
12. Established the mass production line of Knuckle TF(K5) (2009yr)
13. Foundation of Poongjeong Cast iron Co., LTD (2012yr)
14. Established the assembly line for TA module (2012yr)
15. Authorized by OHSAS 14001 Certification (2014yr)
16. Poongjeong Cast iron Co., LTD patener ship for HKMC (2020yr)
17. Installed the assembly line for diffential assemble module line (2022yr)