Chem. Sci., 2025, Accepted Manuscript DOI: 10.1039/D5SC06557G, Edge Article Kuo Yu, Yingbo Lv, Yilong Li, Zirui Wang, Shi-Tong Zhang, Jinbei Wei, Shanfeng Xue, Chenguang Wang, Bing Yang In this work, we report two high-performance donor-acceptor (D-A) electro-fluorescent materials DPXZ-PI and DPXZ-PICN with novel co-axial hybrid local and charge-transfer (HLCT) excited state design method. Featuring the direct bonding of strong electron donor diphenoxazine (DPXZ) and weak...