The oil and gas resources Stored in the South China Sea continental shelf induces to a multi-fight,and the United Nations Convention on the Law of the Sea (UNCLOS) has exacerbated the delimitation disputes. While the surrounding countries of the South China Sea have improper understanding of the UNCLOS,abuse of the principle of a natural prolongation,violate the principle of equity,covets the continental shelf interests brought by the sovereignty of South China Sea Islands,the delay of the delimitation of the continental shelf of the South China Sea happens. The response of China to the disputes caused by different reason should be different.