Information searching method and information searching device

The invention provides an information searching method and an information searching device. The information searching method includes: receiving querying information input by a user, and acquiring a purpose clarifying guidance statement according to the querying information; receiving querying information which is updated by the user according to the purpose clarifying guidance statement, and acquiring searched results according to the updated querying information; returning the searched results to a client end so as to display to the user. By receiving the querying information input by the user, acquiring the purpose clarifying guidance statement according to the querying information, guiding the user to update the querying information according to the purpose clarifying guidance statement and acquiring the searched results according to the updated querying information, the user is guided and helped to clarify the searching purpose, accuracy of a search engine for recognizing the searching purpose of the user is increased, requirements of the user are met, and user experience is improved.