International Conference on Electronics, Circuits and Information Engineering（ECIE 2021）will be held in Zhengzhou, China during January 22-24, 2021. ECIE2021 is an international forum for scientists, engineers, and practitioners to present their latest research and development results in all areas of Electronics, Circuits and information Engineering. Conference topics mainly include but are not limited to Digital electronics, Analogue Electronics, Microelectronics, Circuit design, Integrated circuits, Optoelectronics, Semiconductor devices, Embedded systems and Information Engineering etc. ECIE 2021 welcome all high-quality research papers and presentations from related research fields.