Characteristics and typical applications of micromation LED display technologies were introduced， with analysis of the key technologies and solutions related to micromation LED display. Domestic and international research progress of micromation LED display on technical grounds， as well as prospects were summarized. Especially in military fields， it was supposed to aiming at achieving practicality and reliability of Micro‑LED display， making emphasis on circuit control technology development， heat dissipation capability optimization， and special technical problem solutions， such as NVIS and EMC.