Does anyone know anything about this knife?: 7" folding blade which locks in place, with 4" handle w/release mechanism. Has "Shangpiao", with the "s" reversed, etched on base of blade, below the word "reicni". An etching of a WW II era transport plane is etched on base also, with the letters "c" & " l " on opposing wings. The handle is made of a plastic like material fastened onto brass. When the blade is folded, it sticks out 3"