The development of media technology innovation creates continuous influence on new media industry to fulfill their social responsibilities.Since 2017 new media has been facing a new scene when fulfilling responsibilities：popularity of mobile social media changes social responsibility subject status，application of intelligent technology challenges social responsibility practice paradigm，platform concentrating trend affecting social responsibility power pattern，and rising of network video broadcast increases difficulty in supervision.Confronting the changing situation，the national governance means constantly adjusts and upgrades，specifically in three aspects：Content supervision policy continuously improves，government supervising subject gradually specifies，government law enforcement capability constantly strengthens.Practically，new media differ in main form，funds，user coverage and so on，and therefore are facing different situations，under different pressure.Eventually different new media show significant differences in their social responsibility levels.