The utility model discloses an MOX display terminal convenient to fix. The terminal comprises a terminal body and a fixing seat. A mounting block is detachably mounted at the bottom of the terminal body; the mounting block is hinged to a hinge rod through a hinge fixing device; the hinge rod is hinged to an automatic telescopic rod through a hinge fixing device. The bottom of the automatic telescopic rod is fixedly connected with an anti-vibration device; a through hole is formed in the fixed seat; a sucker fixing device is arranged in the through hole; the sucker fixing device is provided with a sucker seat, a sucker rubber panel and a negative pressure seat; a pressure relief cavity is formed in the sucker seat, the negative pressure seat is arranged in the pressure relief cavity of thesucker seat, a pressure relief channel communicated with the pressure relief cavity is formed in the negative pressure seat, the negative pressure seat is provided with a negative pressure cavity withan opening in the bottom face, a through hole communicated with the negative pressure cavity is formed in the center of the sucker rubber panel, and an annular concave hole is formed in the edge of the sucker rubber panel. The terminal fixing device is reasonable in structure and convenient to use, the terminal body is rapidly adsorbed and fixed through the sucker fixing device on the fixing seat, and the operation is simple and rapid.