Through intense R & D efforts and partnering with its sister companies, particularly GAO Research Inc., GAO RFID offers a complete range of RFID software including embedded software running on RFID readers, embedded software running on microprocessors and middleware and application software for PCs, servers, mobile devices and cloud computing.-Through intense R & D efforts and partnering with its sister companies, particularly GAO Research Inc., GAO RFID offers a complete range of RFID software including embedded software running on RFID readers, embedded software running on microprocessors and middleware and application software for PCs, servers, mobile devices and cloud computing.