He made the G-Man brand so popular that, at its height, it was harder to become an FBI agent than to be accepted into an Ivy League college.

G. lucidum was used as a cancer chemotherapy agent in the Imperial Court of ancient China and is commonly used in the forms of tea, powder, and dietary supplements to promote health.

The result shows that the functional coated fabrics with high moisture permeable, waterproof and good anti-UV effect are obtained by applying proper UV-secluding agent G in particular coating agents.