2020

• 02 Verified company specializing in parts and materials
• 05 Acquired KS product certificate (KS B 1002)-Korean Standards Association
• 05 Verified venture business (Korea Technology Finance Corporation)
• 05 Certified as outstanding technology company (Technology Classification: 100401 Part elements for fastening)

2019

• 06 Increased capital
• 10 Expanded manufacturing facility

2018

• 03 Acquired quality certificate (Q-Mark) (Guard-rail Bolt)

2017

• 02 Acquired quality certificate (Q-Mark) (Guard-rail Bolt)
• 03 Certified workplace with outstanding risk assessment
• 04 Acquired KS product certificate (KS B 1002)-KTC 11
• 11 Certified Clean Workplace

2016

• 04 Registered two designs (Anchor Bolt)
• 07 Expanded manufacturing and inspection equipment
• 11 Registered one patent (Anchor Bolt)
• 12 Verified as venture (Korea SMEs & Start-ups Agency)

2015

• 05 Verified as venture (Korea SMEs & Start-ups Agency)
• 12 Acquired ISO90012008 certificate for the quality management system

2014

• 07 Incorporated Yeongnam Bolt
• 10 Moved business address (Gyeongsan-si, Gyeongbuk->Yeoungcheon-si, Gyeongbuk)
• 12 Registered one design (Anchor Bolt)