Gemonog Chemical Laboratory SARL is a generic defaced monology top secret corporation, founded in 1911 AD, headquartered in Los Angeles, California, USA, specialized in the study of SSD/SCDN/DFX and research, production, distribution of anti breeze banknote cleaning solutions.

GCL supplies solution substances such as; SSD chemical, HU2 powder, UNICO mercury, and also provides DFX banknote cleaning services using chemicals or LASER machine, with AR of $7.33 trillion in 2021. Host of 1,300 branch labs, 96,000 employees, including researchers, scientists, and technicians, in 166 countries worldwide.