1994. 05 Started R&D for Recirculating Aquaculture System

1997. 12 Developed "Drum Screen" for fishfarm, the first in Korea

1999. 04 Completed development of "Three phases-fluidized bed filtration system" and applied to RAS fishfarm,
              the first in the world.

2001. 04 Completed localization development of sludge suction device for fishfarm "Cleaner".

2002. 09 Completed development of "Oxygen diffuser", "Fixed filter media".

2010. 06 Developed "Protein skimmer for aquarium".

2011. 04 Developed "Fluidized filter media (serrated shape)".

2012. 03 Development of "Individualized oxygen diffuser".

2013. 07 Launched "ABS tank" for rearing and testing fish

2014. 10 Developed "Superpowered UV sterilizer (vertical type)".

2014. 10 Developed "Auto-cleaner" and "Double Cleaner Plate".

2015. 03 Completed development of "Monitoring & auto-control system program for fishfarm".

2015. 05 Completed development of "Drum cleaner".