쉴드그린 Shieldgreen 전자파안전+어싱 Shielding+Grounding

안전한 전자파 생활,활용,측정과 맨발걷기 어싱효과 확산기술과 정보를 공유합니다.(정보통신기획평가원 평가위원 서한동대표)
Information and technology on earthing, which is a good way to protect the human body disturbed by electromagnetic waves, is shared by Seo Han-dong, an evaluation member of the Information and Communication Planning and Evaluation Institute.