If you need to restore, apply for, or give up Chinese nationality in Nantong, the hardest part is usually not the law itself. It is building a reviewable Chinese document packet, filing at the correct local desk, and preparing for the household-registration follow-up that can come after approval. This guide explains where Nantong cases start, which foreign documents usually need Chinese translation, when notarization may still matter, and how to use local support and complaint channels without confusing translation help with legal representation.