The detainees were however released later on personal bail of $600.
They are aged 36 and 49.
Nazi Salute along with hate speech are strictly prohibited in Germany and land one in prison.
The two Chinese nationals were charged under use of symbols of unconstitutional organizations," including "flags, insignia, uniforms, slogans and forms of greeting."
Germany witnesses approximately two million Chinese visitors every year.
Image: Mfield/Wikipedia