On 13 Jul 1999, the US DoD announced a sale of two E-2T Hawkeye 2000s to Taiwan. The first of the two Hawkeye 2000s was accepted by ROCAF officials at Northrop Grumman's St. Augustine facility on 10 Aug 2004. The second Hawkeye 2000 was received in October. Both aircraft, serialed 2505 and 2506, were transported to Taiwan by sea and arrived on 19 May 2005. The aircraft are assigned to the 2nd Early Warning Squadron at Pingtung-South. This 2505 was seen during its landing at Pingtung-North.