The National Defense Film Movement,which started in China in 1936,can be regarded as the new reflection of the Left-wing films in the new period,or as the forced transformation,between which there exists the inner close relation.

As a revolutionary art focusing on ideology and with an attitude of anti-imperialism and anti-feudalism, the left-wing films, shouldering the historical mission of enlightening and saving the people at that time, paid attention to the fate of the nation, the future of the society and the.

The biggest gain of new civilian film was its adoption and borrowing of Left-wing film elements and worldly articulation of them in an always gentle manner from the perspective of marketin.