The invention discloses a stainless steel plate band and producing method of middle chromic inclusion copper ferrite, which comprises the following parts (in mass fraction): Cíœ0. 05, Níœ0. 05, Siíœ1. 0, Mníœ1. 0, Píœ0. 05, Síœ0. 02, Cr 16-20, Cu 0. 6-2. 5, Niíœ2. 0, Moíœ2. 0, Tiíœ0. 50, Nbíœ0. 50, 0íœrare-earth elementíœ0. 1%, 0íœother elementsíœ0. 1% (others for balance Fe and inescapable foreign matter), wherein the method is characterizes by the following: containing the producing method of smelting, continuous casting, hot-rolling, annealing, acid cleaning and cold reducing; adopting conticaster of electromagnetic mixing (heating-up temperature of hot-rolled is 1000-1100deg. c, the temperature of final rolling is 800-900deg. c); annealing and keeping temperature for 10 hours in reduction condition at 700-900deg. c; cooling quickly to 600deg. c at lower 50deg. c/hr; . cooling air.