Principles of delimitation of the continental shelf,such as principle of natural prolongation,equidistance principle,proportionality principle,and negociation principle,can be applied only based on equitable principle.

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 Judgement for External Characteristics and Extendible Extent on Heart Rot to the Main Species at the Southern Foot of Yilehuli Mountain;