An international standard Postal Communication Center Building has been established in Xi'an making it the biggest post and communication processing center in the Northwest of China. Internet has become part of the life in Xi'an accessible in all post office and hotels. So far, Xi'an has installed more than half a million program controlled telephones based upon 1250m ( 2000km ) long optical fiber cables, 28 mirco-wave trunk line and numerous ground processing base for satellites. Xi'an has become part
of the international communication artery connecting it to every corner of China and every city in the world.