Take context from the input text and decide on the accurate relationship between 'Singtel' and 'Singapore' from the options provided.
Options: member of, headquarters location, product/material produced, director/manager

Three months later, it struck a series of global partnerships with the likes of U.S. company Equinix and Singapore telecoms giant Singtel , allowing it to use existing data centers built by its partners to push its own services.
headquarters location