Original sentence: The People's Republic of China's control over Tibet, Xinjiang, and Inner Mongolia, which contain large non-Han populations, is seen by some locals and outsiders as modern-day imperialism, as are subsequent organized campaigns of Han immigration into these regions
Edited sentence: The People's Republic of China's control over Tibet, Xinjiang, and Inner Mongolia, which contain large non-Chinese populations, is seen by some locals and outsiders as modern-day imperialism, as are subsequent organized campaigns of Han immigration into these regions