| 2024 Year |
June | Registered on Petroleum Development Oman(PDO) vendor list for Pressure Safety Valve & Steam Trap |
| 2023 Year |
November | Hong Ki-hung was appointed as CEO of Jokwang I.L.I |
| August | Founded 2nd Factory (Extension) | |
| August | Registered on Qatar Energy (Qatar Petrolium + Qatar Gas) Vendor List | |
| April | Acquired TRCU Approval (Russia) | |
| March | Registered on KHNP's Approved BOP Vendor List for Pressure Relief Valve, Steam Traps and drain traps | |
| March | Kim Woo-dong & Kim Cheol-han were appointed as CEO of Jokwang I.L.I | |
| 2022 Year |
December | Acquired KEPIC-MN approval of Korea Electric Association |
| November | Acquired LR Cryogenic Ball Valve/Cryogenic Butterfly Valve Type Approval | |
| October | Acquired BV, NK Cryogenic Pressure Relief Valve Type Approval | |
| September | Acquired ABS Cryogenic Pressure Relief Valve Type Approval | |
| July | Permitted for manufacturing of Ball Valve by Yangsan City | |
| July | MOU for POSRV Localization and Source Technology Development (Korea Hydro & Nuclear Power Co.,Ltd, Korea Institute of Machinery and Materials, enesG, Pusan National University) |
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| March | Acquired CE/PED for Changeover Valve (Category ¥²_Module H) | |
| 2021 Year |
December | Awarded Prime Minister's Commendation for Distinguished Service in Gas Safety Management (Organization) |
| September | Acquired TRCU-032 & 010 Change over Valve(COV) approval | |
| June | Kim Woo-dong was appointed as CEO of Jokwang I.L.I | |
| May | Acquired KR, LR Cryogenic Type Approval, ABS PDA certificate | |
| January | Registered 9 Canadian Registration Numbers (CRN) | |
| 2020 Year |
December | Acquired C-SEL(China) Approval |
| September | Commended for the Development of the Mechanical Robot Industry by the Korean Minister of Trade, Industry and Energy | |
| March | Manufacturing of Safety Valve 18"X24" and 20"X24" for the first time in Korea and delivery of Shin-Kori #5 and 6 units (Korea Hydro & Nuclear Power Co., Ltd.) |
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| February | Renewal of certification for qualified companies (production) for maintenance of five power plants | |
| 2019 Year |
November | Yang Seong-ho was appointed as CEO of Jokwang I.L.I |
| September | extended the vendor approval period of Petronas | |
| January | CE/PED (European Certification Mark/Pressure Container) Safety Valve Certification (Category IV_Module B+D) | |
| January | Acquisition of GS Caltex (CL.300) Supply Qualification (large and small productivity innovation partnership support project) | |
| 2018 Year |
April | ASME Sec. ¥° "V STAMP" Certified(Pilot Type) |
| 2017 Year |
December | CE(Conformite Europeene) Mark / PED Certified |
| November | Acquire RS Advance (Russia) Type Approval | |
| August | TR-CU(Technical requirements of the Russian Customs Union) Certified | |
| March | 44th Day of the Sky Awarded for "Excellent Entrepreneur" (Yangsan City) | |
| 2016 Year |
February | Headquarters building and factory to expand Yangsan Sanmak Industrial Complex in Gyeongnam |
| 2015 Year |
April | ASME Sec. I Power Boiler "V" Stamp Certified(Conventional Type) |
| January | Safety valve C-SEL (Chinese Scoop Facility) Certified | |
| 2014 Year |
June | ASME Sec. Safety Valve Emission Capacity Emission Coefficient for I Power Boiler (K) Certified (NBBI, USA) |
| June | Selection of ATC technology development project tasks (Ministry of Trade, Industry and Energy) | |
| 2013 Year |
March | ASME Sec. ¥· Boiler and Pressure Vessel "UV" Stamp Certified(Conventional, Bellows, Pilot Type) |
| 2012 Year |
March | OHSAS 18001:2007 Certified Acquisition |
| 2011 Year |
December | ISO 14001:2004 Certified Acquisition |
| April | ASME Sec. VIII "UV" STAMP Certified(JSV-FF100) | |
| April | BS DIAMOND GROUP SELECTION - BUSAN BANK | |
| February | Reapproval of venture companies - Small and Medium Business Corporation | |
| 2010 Year |
October | Safety valve discharge capacity ejection coefficient value (K) Certified - US NBBI |
| 2009 Year |
December | Designated as a Promising Export Small and Medium Business - Busan Ulsan Small and Medium Business Administration (No. 09 Busan-Ulsan-72) |
| February | Re-election of R&D Venture Company (Small and Medium Business Promotion Agency) | |
| 2008 Year |
November | Re-election of Technology Innovation Small and Medium Enterprises (INNO-BIZ) (Small and Medium Enterprises Administration) |
| July | Signing an agreement on the regional innovation center project to support high functional valve technology (Ministry of Knowledge Economy, Dong-A University, July 1, 2008 to June 30, 2009) | |
| June | Industry-academia cooperation office support project(Development of material performance evaluation and finite element analysis technology for the development of cryogenic valve structure, Pusan National University, July 1, 2008 to June 30, 2010) | |
| 2007 Year |
December | Acquisition of tangible assets in Jangan Industrial Complex (D17-4 block) |
| June | Components and Materials Technology Development Business Agreement [Development of Control Valve for LNG carriers] | |
| 2006 Year |
November | Obtained a patent for a pressure release device using a pyroelectric valve |
| October | Commendation in the Power Industry Technology Development Division (Minister of Commerce, Industry and Energy) | |
| May | Development of Main Steam Safety Valve for Nuclear Power (MSSV) | |
| 2004 Year |
July | Awarded the grand prize of the 2004 Small and Medium Business Personality Award (Mayor of Busan) |
| June | Acquire Advanced (DNV, BV,LR) Type Approval | |
| April | KEPIC (Electricity Industry Technology Standards) Qualified (Korea Electric Association) | |
| March | ISO 9001:2000 Certified Acquisition(KSA) | |
| February | Safety valve discharge capacity ejection coefficient value (K) Certified (US NATIONAL BOARA) | |
| 2003 Year |
December | Launched the localization development task of the MSSV (Ministry of Commerce, Industry and Energy. Joint research project of the Korea Electric Power Research Institute) |
| October | Awarded the Chairman of the Special Committee on Medium-Terms of the "Venture Enterprise Award" in 2003 | |
| June | "Quality Management Excellence Award" (Mayor of Busan Metropolitan City) in 2003 | |
| 2002 Year |
December | Conclusion of an agreement on the localization development of the MSSV (MSSV) for nuclear power plants (Korea Electric Power Research Institute) |
| May | Conclusion of agreement on technology development project for small and medium enterprises (Project for development of patent technology for high temperature and high differential pressure precision control valve) | |
| May | KEPCO Equipment Repair Company Safety (Q grade) and Reliability (R grade) Certified | |
| 2001 Year |
December | Acquisition of patent-only licenses (valve and fluid flow control device) |
| December | ISO9001 Certified Acquisition(KSA) | |
| June | Establishment of an overseas subsidiary (Cheongdo Jigwang Special Valve Co., Ltd.) | |
| January | KOSDAQ (Korea Securities Industry Association) Association Registering the Brokerage Market | |
| 2000 Year |
October | Relocation of the expansion of new construction in the Noksan Industrial Complex in Busan |
| April | Registration of Issuer of Securities of the Financial Supervisory Service (00291860) | |
| March | Acquisition of EM Certified (Bellow Type Safely Relief Valves) | |
| February | Registration of manufacturer of protective equipment (Korea Occupational Safety and Security Agency) | |
| February | Establishment of a corporate research institute (Korea Industrial Technology Promotion Association) |
| 1999 Year |
December | Change of trade name to Jogwang ILI Co., Ltd |
| July | "Winner of the Grand Prize for the 3rd Safety Equipment Examination (Korea Occupational Safety and Security Agency) | |
| 1998 Year |
December | ISO 9001 Certified Acquisition(TUV) |
| May | "Awarded for Excellence in the 2nd Quality Exhibition of Protective Devices and Protective Equipment | |
| 1997 Year |
May | Designated as a promising advanced technology company (designated number: 97099) |
| February | Designation of Vision 21 Leading Company (Designated No. 1-3-10) | |
| 1996 Year |
December | Technology section (Director of the Small and Medium Business Administration) to win the Excellence Small and Medium Business Award |
| November | Development of a bellows-type safety valve by an industrial-based technology development project implemented by the Ministry of Trade, Industry and Energy (BELLOWS TYPE SAFETY RELIEF VALVES) | |
| 1994 Year |
April | Korea Electric Power Corporation's hydropower plant manufacturer approval (ASME B31.1 STRAINER, STEAM TRAP) |
| April | Converting to Jogwang Industrial Co., Ltd | |
| 1993 Year |
February | Korea Electric Power Corporation (ASME B31.1 STRAINER, STEAM TRAP and BRONZE VALVE) |
| 1992 Year |
December | Technology partnership with Japan Inc VENN |
| November | Acquisition of permission for manufacturing liquefied petroleum gas products (glove valve) (No. 10-6) | |
| November | Korea Occupational Safety and Security Agency (Safety Valve) test completed | |
| January | Relocation of the expansion of new construction in the mechanical cooperation complex in Busan (1515-14, Dada-dong, Saha-gu, Busan) |
| 1988 Year |
October | K.R factory approved for a first-rate product |
| 1987 Year |
March | Acquisition of KS Marking Permit for Korean Industrial Standards (No. 5120 and No. 5245) |
| 1986 Year |
December | Obtaining permission for manufacturing specific high-pressure gas facilities (spring safety valve and emergency shut-off valve) |
| December | Technical guidance on steam traps by the Ministry of Commerce, Industry and Energy (Quality Control Class Factory) has been completed | |
| February | Shipbuilding Business Registration (No. 132269) | |
| 1985 Year |
July | K.S.A Member Registration (No. 851697) |
| 1982 Year |
July | Gas safety valve manufacturing test completed |
| January | Installation of boiler 16kgf/cm2 dedicated to safety valve, pressure reducing valve, and steam trap operation test | |
| 1981 Year |
November | Expansion of relocation to Sasang Industrial Complex (156-9, Eukjeon-dong, Buk-gu, Busan) |
| 1978 Year |
April | 10kgf/cm2 cast iron double pressure reducing valve manufactured and shipped |
| 1977 Year |
November | Acquisition of Goyang official safety valve (for steam) fuel equipment type approval No. 10-17 (acquired 7 types later) |
| June | Obtain permission to manufacture heat-using equipment | |
| 1975 Year |
February | Registration of Utility Model No. 11844 on the safety valve of the spring support attachment knowledge of the valve support (registration of 11 types of utility models for safety valves, decompression valves and steam traps until 77 year later) |
| 1968 Year |
November | Founded as a producer of steam traps and pressure-sensitive valves at 853 Beomcheon 1-dong, Jin-gu, Busan (Founder: Lim Jong-in) |
