It was formed from the ships and installations of the East Indies Station and the China Station (which are included in this list), with headquarters at Singapore, moving between Trincomalee and Kilindini after the Japanese advances in south east Asia made Singapore untenable as a naval base.
This new entity was created from the ships and facilities of the East Indies Station and the China Station (which are listed here), with its main office located at Singapore, shifting between Trincomalee and Kilindini after Japan's military expansion in south east Asia made it impossible for Singapore to serve as a naval base.