These NNE and ne faults become a long transform fault system and formed a boundary between the eastern margin of China Continental Plate and Philippine Sea Plate.
这些北北东向和北东向断层形成一条巨长的转换断层系列，也是中国大陆板块东缘与菲律宾洋块的一条边界。
2
The East China Sea Shelf Basin is a marginal sea basin located on Continental crust of China eastern margin.
东海陆架盆地是位于中国大陆东部边缘大陆地壳之上的边缘海盆地。
3
The plate activity is weaker in the passive continentalmargin of the northern South China Sea, which is favorable for forming the large-scale gas field and gas hydrate reservoirs.