1976

09Mass-produced DoorGasket to refrigerator (KOR)
07Established UNION company

1980

05Mass-produced Transformer & Coil to Strobe (USA)

1982

12Mass-produced Silicon & Rubber (KOR)
12Head Office to be moved to place of Masan-city in Korea

1984

05Mass-produced Switching Transformer (JAP)

1985

01Conversion to a corporation as UNION CO.,LTD.

1986

12Obtained the "Q"mark certification
11Established DONGJIN CO.,LTD. in Korea (City of Changwon in Korea)
05Mass-produced Camera Strobe & PBA (JAP)

1987

01Established NAMKYUNG CO.,LTD. in Korea (City of Masan in Korea)

1988

10Mass-produced Film Camera (KOR)

1995

08Mass-produced Shutter & Block to Camera Flash (KOR)

1996

10Obtained the ISO9002 certification
05Constructed Shanghai UNION electronics factory in China

1997

03Constructed Tianjin Poongkwang electronics factory in China
03Mass-produced LCD MODULE (KOR)
03Mass-produced Strobe to Digital Camera (KOR)

1998

12Mass-produced CCD Camera (KOR)
06Mass-produced INVERTER-TRANSFORMER (KOR)
01Mass-produced TFT LCD BLU & SHEET (KOR)

1999

01Obtained the ISO9001 certification

2000

10Mass-produced Reflective, Diffusion, Protective to LCD BLU(KOR)
02Constructed Suwon factory(City of Changwon in Korea)

2003

11Awarded the US$70 million Export Tower Prize at Tradeday
09Awarded the New engineering certification from Korea science ministry
08Constructed Dongguan Yukwangsuma electronics factory in China
02Constructed Changwon factory (City of Changwon in Korea)

2005

02Obtained the ISO14001 certification

2006

12Winning the Presidential citation at Tradeday
09Constructed Tianjin Yuseong electronics factory in China
09Established DONGJIN E&C CO.,LTD. in Korea
06Mass-produced Camera Flash module (JAP)
05Head Office to be moved to place of Changwon-city in Korea

2007

10Mass-produced FPCA used to TV (KOR)
07Mass-produced Balanceboard&LED Array to TV (KOR)

2008

10Mass-produced INVERTER MODULE used to LCD TV (Tai)
09Mass-produced MOBILE PHONE Key-Pad MODULE (KOR)
07Mass-produced Digital Doorlocker (CHN)

2009

10Mass-produced SMART PHONE FPCA (KOR)
07Mass-produced PCM used to PC (KOR)
04Mass-produced Wireless Card-reader (CAN)

2010

12Winning the BIG & SMEs Cooperation grand prize (2010-1213)

2011

09Mass-produced Bar-type LED LIGHTING finished goods (KOR)
04 Mass-produced Battery Packer used to Power tools (CHN)

2012

12Awarded the US$200 million Export Tower Prize at Tradeday
11Mass-produced Remote controller PBA (CHN)
08Obtained the TS16949 certification

2013

08Mass-produced Gateway & Network adaptor housing (AUS)
06Mass-produced SMART PHONE USB MODULE (KOR)
05Constructed DONGJIN Cheonan factory. (City of Cheonan. KOR)
04Mass-produced Camera PBA (JAP)

2014

12Mass-produced LED Module (CHN)
06Mass-produced SMART PHONE OIS (KOR)
02Mass-produced NFC MODULE (CHN)

2015

10Constructed VINA UNION(Vinn Phuc. BIETNAM)
07Mass-produced LED BAR & SMPS (CHN)
07Obtained the AEO certification (KR AEO3115033)