1995

1. 1995.01Registered Corporation, 4M Tech Co., Ltd.

1997

1. 1997.08BOSCH KOREA Supplier Registration, Chairman Fuel Gauge Development

2003

1. 2003.11Supply Fuel Gauge for Hyundai Commercial Vehicle

2005

1. 2005.06Export Fuel Sender Assy for NISSAN, HONDA, MITSUBISH

2016

1. 2016.03Company Name Change. 4M TECH → JANGWOO HI-TECH CO., LTD.
2. 2016.06ISO14001 Certificate
3. 2016.08TS16949 Certificate