Two systems of overthusts in SN trend are developed in the east part of Xinchang gas ficld,which provideo the motivity for the formation of fault fold,propagation fold and fault nose.

• 新场气田东部发育两组走向近南北的逆冲断层，它们提供了该区断弯褶皱、断展褶皱和断鼻构造形成的原动力。