One firm offered six months extra salary if they make a return voyage, which it said would take about a month in total, according to a document seen by Bloomberg.
The British government took control of the Scunthorpe steelworks in April 2025, after Jingye Group said it planned to close the site because it was not financially viable.
Kenya has been banking on the levy to restart work on the China-built and funded project that runs from Mombasa, but stalled in a scrubland west of Nairobi.
By shifting to these countries for sourcing, manufacturers can spread production across a wider range of markets and reduce their exposure to geopolitical and trade risks.