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Ho - Yun : / Oxygen Generators

Ho - Yun :
Ho - Yun :

Pure active oxygen gives human bodies life energy and increases efficiency of activities.
However, there is not enough pure oxygen in the modern environment.
This problem has led us to create this unique design of a concentrated oxygen generator

Most oxygen generators have been designed only for home use.
Portable oxygen generators have been too big and expensive.
Hoyeon is different. It is economic, efficient, and allows
for portable concentrated oxygen. Hoyeon is the best oxygen generator
for people in the modern world.

It raises oxygen levels in any closed office or room.
It also makes it possible to get the concen


Hanyang University

Hanyang University
Seoul, South Korea



Hanyang University

Hanyang University
Seoul, South Korea

Jang se mi Noh Ji hyun Yun jee hye Song ji seung