Sunjin Aluminum Co., Ltd., a company that prepares the windows you want
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2002
- March
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Establishment of Sunjin Aluminum Co., Ltd.
- June
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Start mass production and sales of products
- July
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Factory registration completed
- August
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Acquired Korean Industrial Standard (KS) permit (KSD 6759)
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2006
- March
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Insulation (Azone) bar production plant completed
- March
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Insulation (Azone) bar mechanical equipment completed
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2007
- april
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Seoul office opened
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2008
- january
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Installation of billet logsha
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2009
- June
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Registered as a construction business (metal structure window construction business)
Registered as a supplier with the Public Procurement Service
Increased capital by 500 million ￦
- September
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Selected as a clean workplace (Ministry of Employment and Labor)
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2010
- August
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Obtained certification for high-efficiency energy equipment, high-airtight insulation windows and doors
- November
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Selected as an excellent small and medium-sized product
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2011
- March
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Selected as a technologically innovative small and medium-sized business (INNO-BIZ) (Small and Medium Business Administration)
Selected as a venture company
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2012
- january
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Selected as a promising small and medium-sized enterprise (independent) (Gwangju Metropolitan City)
Environmental labeling certification
- July
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Patent registration
- August
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Acquired ISO 9001
- September
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Establishment of Sunjin Aluminum Co., Ltd. affiliated research center
- october
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Acquired Q Mark certification
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2013
- June
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Acquired KS F 3117 window set
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2014
- january
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Selected as a small but strong company
Started production of insulated composite windows
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2015
- September
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Completion of the 2nd factory in Jingok Industrial Complex
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2019
- May
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Acquired green technology certificate
- July
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Acquired green technology product certification
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2020
- february
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KS certified F4536 for windows (mesh windows)
- March
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Selection of model taxpayer - (host: National Tax Service)
- May
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Obtained ISO 14001 certification
- September
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Acquire quality certified procurement products
