It is the trademark on Lao Fengxiang’s silver bracelet. According to the inquiry of the top ten brands, it was learned that it originated from "NanfungSilverware" (Lao Fengxiang Silverware), a well-known Hong Kong silverware company specializing in the production of silver jewelry and silver tableware. N is also a symbol of protection and uniqueness of Lao Fengxiang silver bracelet.