BIO-WELL / Bio-Well Training / Bioelectrography / Electrophotonic Imaging / GDV eBook / GDV Info / GDV Technology / GDVCAMERA News / Human Light System History of GDV Bioelectrography History of GDV Bioelectrography HISTORY OF GDV BIOELECTROGRAPHY (KIRLIANGRAPHY, ELECTROPHOTONICS) 500BC – Testing of genuine amber by static process in China