a production process of, after hot rolling, conducting one or {HEAD ~ a plurality} of {TAIL ~ cold rolling} and annealing runs and thereafter conducting Zn system electroplating, 
of
a production process of , after hot rolling , conducting one or { HEAD ~ a plurality } of { TAIL ~ cold rolling } and annealing runs and thereafter conducting Zn system electroplating ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH