- 1988 / 09 Established Gia-Tzoong Enterprise Co., Ltd. Started PCB to manufacture.
- 1989 / 02 Multi-layer PCB production , PCB's capacity: sq.ft 150,000 / month.
- 1995 / 06 Thin foil PCB product development and quantization.
- 1998 / 01 Newly build two factories.300,000 and increase to PCB's capacity: sq.ft 350,000/month
- 1998 / 01 Passed audit from OTC. (Emerging Stock Exchange)
- 1999 / 03 ISO 9000:2000 Certificated.
- 2001 / 05 ISO 14000 Certificated.
- 2004 / 01 Begin to produce FPC & Rigid - Flex board.
- 2006 / 03 Begin to produce metal core PCB (Aluminum).
- 2008 / 05 Established Jiangmen PSC Electronics Ltd. PCB's capacity : sq.ft 150,000 / month
- 2009 / 10 ISO / TS16949 authentication passed and certificate granted.
- 2010 / 01 Established Punch factory of Taiwan.
- 2011 / 07 Increase PCB's capacity to 400,000 / month sqft.
- 2012 / 01 Begin to produce Mirror Aluminum PCB.
- 2012 / 10 Established Punch factory of China.
- 2013 / 01 In year 2012, the No.1 MCPCB output volume in Taiwan, from media report.
- 2013 / 08 Begin to produce Mirror aluminum in China.
- 2014 / 09 Aluminum-Flex board product development and qualification.
- 2019 / 08 Gia Tzoong(Shenzhen)LTD was established in August,2019.
- 2019 / 09 DBC(Direct Bond Copper) Development
- 2020 / 08 Build Copper Fill Plating
