All 74 counties in the Tibetan Autonomous Region have now been linked by asphalt roads and are accessible by buses. The roads connect 476 townships and 2,050 administrative villages, according to Xinhua news agency. Tashi Norbu, from the rural highway office, said that 547,000 people have been employed in highway construction efforts and that farmers and herdsmen had seen their income increase by about $2 billion.