Workers at tape manufacturing giant Scapa are to strike next month in a dispute over shifts.
More than 50 workers at the Ashton-Under-Lyne company are to down tools for the first time on Thursday 1 June from 6am to 10pm. An overtime ban will also come into force on June 1, lasting until November.
The GMB union said the changes, which would see employees work 6pm to 6am night shifts every other week, are "unreasonable"