Hon Hai Precision Industry (TPE:2317) unit Cloud Network Technology Singapore acquired 727.5 million shares in Ingrasys Technology Mexico for $39.5 million, according to a Thursday Taiwan Exchange filing.
Shares gained 1% in Friday's midday trade.
The transaction is a long-term investment funded through internal capital.
Following the deal, Cloud Network Technology Singapore holds a 39.6% stake in Ingrasys Technology Mexico, the filing said.