※Ecobio-block (EBB) is a patent commodity of KOYOH CO.,LTD.
EcoBio-Block won a prize the prize from magazine Pet Age of America.
No.1 Aquarium Product of 2008
January 9（Fri）、2009
The interview was coming to the Chosun Ilbo.
EcoBio-Block JAPAN Patent certificate
January 11,2008I patented the Japan patent of EcoBio-Block.
TITLE OF THE INVENTION
Concrete plate for water purification
PATENT NUMBER:4065402
Magazine carrying
The nishikigoi speciality magazine "RINKO" for the people who love the carp
The nishikigoi speciality magazine "RINKO" for the people who love the carp
Effective bacteria change breeding water
Mechanism and practice of the water quality purification by EcoBio-Block
EcoBio-Block for the nishikigoi