An AN/FPS-115 system was sold to Taiwan in 2000 and installed at Loshan or Leshan Mountain, Tai'an, Miaoli in 2006. It was commissioned into service in 2013. The system cost approximately 1.4 billion USD and Raytheon was the prime contractor. It provides up to six minutes notice of Chinese ballistic missile attack. The system spends most of its time observing satellites and orbital debris, this information is shared with the United States. In 2016 Raytheon Integrated Defense Systems was awarded a $26.2 million contract to upgrade Taiwan's radar system. This followed on a $289.5 million sustainment contract with Raytheon was awarded in 2012. It has been reported that the defenses of Taiwan's PAVE PAWS system include a land based Phalanx CIWS.