Abstract: The dramatic poetic realm, an important concept in drama poetics research, refers to a dramatic and poetic situation, or the organic whole of a dramatic situation and a poetic realm. It is often thrilling and intriguing, but also unexpected and thought-provoking, bringing people into an otherworldly realm far away from the real world. The dramatic poetic realm is of vital importance for dramatic works because it makes them performable and allows them to be passed down from generation to generation, otherwise the works will vanish into smoke. For dramatists, constructing dramatic poetic realm through the high integration of dramaticism and poetics can contribute to an excellent work or a first-class drama. For the audience and critics, focusing on the dramatic poetic realm and also on its construction methods allows them to get closer to the drama ousia and grasp its essence. Given the fact that Chinese opera is also called "dramatic poetry",Chinese spoken drama has a poetization tradition, and first-class foreign dramas are often highly dramatic and poetic, while the concept of the dramatic poetic realm is theoretically of great significance for drama creation, criticism and aesthetic education, it is advisable to include the dramatic poetic realm into the discourse system of Chinese Drama Study.