2021 International Conference on Electronic Communication, Computer Science and Technology （ECCST2021）will be held in Nanchang, China on December 03-05, 2021. It is co-hosted by Jiangxi Science & Technology Normal University. It mainly focuses on Electronics and communications, networking, artificial intelligence and computers and other research fields to discuss. This conference will provide a valuable opportunity for researchers and industry experts to exchange opinions face-to-face. We sincerely invite you to participate in ECCST 2021 and look forward to seeing you in Nanchang, China!