Dialogic Syntax still calls for urgent efforts to tackle the multiple deficiencies in the following aspects: the delimitation of the phenomenon and resonance, the scope of dialogicality and intertextuality, the definition of syntactic relation and syntactic unit, the efficacy of dialogic syntactic analysis via Diagraph, the relationship between Resonance Principle and other established pragmatic principles, the cognitive explorations, and its application, theoretical demonstration and neurolinguistic confirmation.