An ultrasonic scanning method for an ultrasonic scanning device is provided according to an embodiment of the disclosure. The ultrasonic scanning method includes: performing an ultrasonic scanning operation on a human body by an ultrasonic scanner to obtain an ultrasonic image; analyzing the ultrasonic image by an image recognition module to identify an organ pattern in the ultrasonic image; and generating, automatically, a guiding message according to an identification result of the organ pattern, wherein the guiding message is configured to guide a moving of the ultrasonic scanner to scan a target organ of the human body.