Converting to a dry electrode process eliminates the drying-oven section of a wet-coating line, but the claim that this improvement, by itself, shortens line takt time does not hold. When both the physical length and the time buffer that the drying oven provided disappear at once, the bottleneck shifts to the electrode-formation/lamination section and the quality-inspection section, and the degrees of freedom available for buffer design actually shrink. Separately, an industrial-park zoning deregulation announced in August 2026 adds battery-recycling businesses to the eligible occupants of the Gumi and Pohang national industrial complexes, changing the logistics-interface conditions outside the line. This article examines both changes together at the line/system level, and…