■ In 2019, new development of parts & evaporation materials business for high-tech industries (semiconductor, PCB, display)

■ 2010 new electrode-related business development

■ Established Gwangju branch in China in 2008

■ 2001 Ikeuchi Nozzle Korea Sales Agency Agreement

■ Changed company name to Dongduk Machine Co., Ltd. in 1999

■ 1997 Moridaka Roller Korea Agency Agreement

■ 1988 Japan Hikari Electric Motors Korean agency contract

■ 1983 Established Dongsung General Equipment as a trading company specializing in industrial equipment and parts in Japan