Abstract:In recent years,it has become a common phenomenon that strikes,lockouts,demonstrations and other labor mass dis. turbances happen usually in private enterprises,collective labor relations of private enterprises are facing great challenges.As an effective way to prevent labor relations crises,early waming plays a key role in improving the collective labor relations of private enterprises.Therefore,design a targeted early waring indicator system,and intervene early to prevent a crisis.Expectation to pro- vide a basis of pro-control and right decisions for enterprises and govemment.