It is a positive image China wants the world to see, one aspect of a controversial program to resettle into permanent homes Tibetan herders who have wandered these parts for centuries. [...]The government rejects criticism that it has repressed Tibetan religious freedom and culture, saying its rule has ended serfdom and brought development to a backward region. The government says resettlement gives herders access to health care and schooling and lets them benefit from China’s booming economy by offering new job opportunities, like working in tourism.