SAMHOON Mainly Works for CBRN Facilities, Special Doors And Thermal Sight
| 2003 | 10 | Aquired Certification of UL(File no.21544) |
| 08 | Examination of ex post facto control(ISO9001:2000/KSA9001:2001) | |
| 07 | Appointed as a Kyeong-gi Internet Trade Frontier Business (No, 2003-47) | |
| 06 | Aquired Certification of Blast Proof Door, 40Bar A team for high explosive powder, Agency for Defense Development | |
| 06 | Aquired Certification of UL (File no.21261) | |
| 05 | Acquisition of a certification of valuation test for Chinese National Standard (CNS) 11527 | |
| 2002 | 08 | Registered Public Procurement Service(Export Consumptio) |
| 03 | Registered CCK of the 8th United States Army | |
| 02 | Registered Public Procurement Service(Domestic Consumptio) | |
| 2001 | 12 | Aquired Certification of ISO 9001 ; 2000 |
| 09 | Transferred Samhoon Machinery Office to Bucheon City | |
| 1993 | 08 | Establishment of Samhoon Machinery |
| 2011 | 12 | Vendor Approval for Steel Doors from FED (W912UM-D-D-0005) |
| 06 | Vendor Approval for Steel Doors from FED (2009MFH02200) | |
| 03 | Vendor Approval for Blast Doors from IRAN OIL & GAS | |
| 2009 | 08 | Acquired Certification of EN-1143-1 Level VII (Lloyd’s Register) |
| 06 | Acquired Certification of ANSI A 250.4-2001 (Lloyd’s Register) | |
| 02 | Vendor Approval for Blast Doors from Dubai World Central International Airport (No, MS-AMB-LAKSHMI-AR-088) |
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| 2007 | 01 | Vendor Approval for Blast Doors from YEMGAS (No, YE-001-37-PCC-CNT-54009) |
| 2006 | 06 | New Certification of ISO 14001 |
| 2005 | 08 | Added company's history trans for to Samhoon co.,ltd. |
| 01 | Aquired Certification of UL ( 1 1/2Hr ) | |
| 2004 | 12 | Renew Certification of ISO 9001 ; 2000 |
| 10 | Registration as material supply company for FLUOR. (USA) | |
| 10 | Registration as material supply company for DAEWOO E&C CO.,LTD. | |
| 10 | Registration as material supply company for SAMSUNG Engineering Co., Ltd., | |
| 09 | Registration as material supply company for EXXON MOBILE (USA) | |
| 08 | Registration as material supply company for POSCO Engineering & Construction Co., Ltd. |
| 2026 | 03.23 | Restored UL File, File No. R 21261, R 2154 |
| 03.18 | Proceeded Marine Part Fire Rate A60 Certificate for Blast Door (EFECTIS) | |
| 03.20 | Waterproof Swing Doors for Blast Protection Evaluation Project – Conducted Shock Test Simulation of 3bar Blast Load by MIL-STD-901D | |
| 2025 | 07.28 | P180HF58 Large Testing Vessel Electric Anti Blast Sliding Door Approval/Agency for Defense Department, HD Hyundai Heavy Industries Co., Ltd |
| 02.27 | Undersea Tunnel Emergency Water Tight Door(Sinan~ Aphae) Water Level 90M, Water Tight Door Approval/ Lotte Engineering & Construction Co., Ltd | |
| 2024 | 06.18 | Japan Armed Forces FED Project 4025 Approval/YSK-1558 Repair Yokosuka |
| 05.23 | Registration as material supply company for Gamuda Berhad. (Malaysia) | |
| 02.02 | Japan Armed Forces FED Project 4025 Approval | |
| 2022 | 11.21 | Camp Arifjan, Kuwait US Forces Project 4025 Approval |
| 10.05 | Signed an MOU with Safety Work Nisreen Factory (SSW) in Saudi Arabia | |
| 03.11 | ISO 9001 Novation | |
| 01.27 | Vendor Approval for Qatar Armed Forces Project C-108-01 according to the JSP 482 Edition 4)(Sliding and Double Swing Blast Proof Door, 5.729 bar) | |
| 2021 | 10.01 | Acquired Certification of Security Door (EN 1627 RC 4) |
| 2020 | 10.12 | Vendor Approval for Repair ECMs in AHA 25, Camp Casey.(Igloo Magazine Blast Doors 7bar, 3bar US Army. CCK) |
| 07.04 | Vendor Approval for RIK, Repair Collective Protection System, CP Tang Korea. (Blast Doors 8bar, US Army. FED) | |
| 2018 | 09.20 | Construction of blast test laboratory (up to TNT 125Kg) |
| 2016 | 11 | Acquired Certification of UL 10C |
| 2015 | 10. 24 | Acquired Certification of NBC Filter (NATO/) from U.S Department of ENERGY |
| 08. 24 | Acquired Certification of Blast Single Door (ASTM F 2247/20psi)) from FAHSS/ TUV NORD | |
| 08. 24 | Acquired Certification of Blast Double Door (ASTM F 2247/20psi)) from FAHSS/ TUV NORD | |
| 2014 | 09. 29 | Acquired Certification of Air Leakage (UL 1784) from Intertek Testing Services NA Ltd. (Intertek) |
| 2012 | 12 | Acquired Certification of Blast Valve(Blast Lode : 3 BAR) |
| 06 | Vendor Approval for Steel Doors from YRP (10079D-VAR-A-12-009) | |
| 03 | Memorandum of Understanding(MOU) with Priority Group in Pakistan | |
| 03 | Acquired Certification of Acoustic Test (STC- 50 dB, ASTM E 90) | |
| 03 | Vendor Approval for Blast Doors from IRAN OIL & GAS |
