Complex sentence: The Vietnamese community in Hong Kong today falls into two major categories: those who came as refugees and ended up staying and integrating into the local community, and those who have arrived in Hong Kong via a third country due to either their work or personal circumstances.
Split into simpler sentences: The Vietnamese community in Hong Kong today falls into two major categories. Those who came as refugees who ended up staying and integrating into the local community and those who have arrived in Hong Kong via a third country due to either their work or personal circumstances.