Production plant for continuously or discontinuously rolling hot strip

In a production plant for rolling hot strip from slabs produced by continuous casting, the production plant including a shearing machine in a strip travel direction following a continuous casting plant or a casting machine and in front of an equalizing furnace, an additional shearing machine and a descaling unit following the equalizing furnace and in front of a continuously operating rolling mill, and a heating or cooling unit and a strip reeling unit of a coiling machine following the rolling mill, the rolling mill comprising a plurality of four-high stands as a first roll stand group, additional individual heating devices between the four-high stands of the first roll stand group, wherein the strip reeling unit is comprised of a double reeling machine, further comprising a second roll stand group in the form of a continuously or discontinuously operating rolling train and comprising a plurality of four-high finishing stands, the second roll stand group following one of the first roll stand group and the heating or cooling unit thereof, further individual heating or cooling units in the second roll stand group, further comprising an additional shearing machine and a second double reeling unit following the second roll stand group.