| 1977. 10. | Established Korea Precision Casting Co. |
| 1981. 08. | Changed to KPC Corporation from a private company. |
| 1982. 03. | Started Ball Valve Division. |
| 1987. 09. | Started Special Alloy Steel Division. |
| 1988. 06. | Started Vacuum Arc Remelting Division. |
| 1990. 05. | Started Forging Division. |
| 1992. 05. | Developed and Produced Ball Valves for NACE and High Temperature Service. |
| 1994. 08. | Authorized to use the API Monograms for API 6D. |
| 1997. 02. | Started Titanium Casting & Forging |
| 1998. 08. | Reactive Metal Research Institute - Approved by the Ministry of Science & Technology. |
| 2000. 04. | Approved as Qualified Vendor by bp AMOCO |
| 2002. 12. | QA System for Material Mfg-Certified by TUV to European Directive 97/23/EC. |
| 2003. 06. | QA System for Valve Mfg-Certified by TUV to European Directive 97/23/EC. |
| 2003. 11. | ISO 9001 : 2000 - Newly Certified by TUV for Valves and Alloy Steel Castings. |
| 2004. 01. | Started 2nd Factory - Casting & Forging |
| 2005. 11. | QA System for Material Mfg-Certified by TUV to European Directive 97/23/EC.(Wachon Factory) ISO 9001 : 2000 - Wachon Factory |
| 2007. 06. | Established factory for large size valve assembly |
| 2008. 01. | Established Factory for Machining Facility |
| 2011. 01. | Separated KPCM (KPC Metal) from KPC |
| 2012.06 | SIL certified by TUV |
| 2014.03 | ISO 14001, OHSAS 18001 certified by TUV |
| 2015.10 | Awarded the Gold Tower Order of lndustrial Sevice Merit form the Korean Goverm\nqq. |
| 2016.02 | Started Special Copper Alloy Division (Producing Copper Mold and Crucible) |