Established 'VALCON CO., LTD'

Development of hot water and heating water supplying system using solar heat and boiler in parallel

Patent registration of individual heating control device (Patent No. 0196744)

Acquired KT (domestic new technology) mark [auto/manial electric actuator valve manufacturing technology]

Driving circuit for forward & reverse rotation of multiple motors saving switching elements [Registration of utility model]

Active power use system using a storage battery and inverter [Registration of utility model]

Ball valve for electrical actuators [Registration of utility model]

Insulation combination device of electric actuators switchgear and ball valve [Registration of utility model]

Ball-seet sealing machine of ball valve for electric actuator [Registration of utility model]

Rotation stop device of switchgear for both Automatic and manual [Registration of utility model]

Electric actuators switchgear using interrupt for the port [Registration of utility model]

Started developing and manufacturing AC motor operator ball valve

motor operator ball valve [design registration]

Electric actuator 'CE' certificate acquisition [Communuute Europeenne Marking]

Export of motor operator ball valve to USA

Delivery of fuel cell to 'GS Fuelcell Corporation'

Export of motor operator ball valve to Sweden

Export of motor operator ball valve to Colombia

Started developing and manufacturing PC heating control system

Delivery to 'LG display' semiconductor factory

AC electric actuator(small) 'CE' certificate acquisition

Started developing and manufacturing three way valve

Started developing and manufacturing “AR220-50S” electric actuators

Exported electric ball valve to Turkey

CE certification renewal and RoHS certification

Export to Saudi Arabia

Won model taxpayer award (by the mayor of Busan)

Started developing and manufacturing “AC220-20SC” Automatic closing type electric actuator when power is cut off (AC type)