An information acquisition method applied in a user terminal, said method comprising: establishing (401,501,601) a data channel with a telephone agent system when a voice call is conducted with the telephone agent system; judging (402,502,602), based on version information received from the telephone agent system through the data channel, whether a latest version of an information acquisition page corresponding to the telephone agent system is cached; if the latest version of the information acquisition page is not cached, acquiring (402,502,602) an information acquisition page provided from the telephone agent system through the data channel and displaying (404, 504, 604) said acquired information acquisition page; if the latest version of the information acquisition page is cached, displaying (,404,504,604) the cached information acquisition page; and sending (405,505,605) feedback information to the telephone agent system through the data channel when the feedback information is received on the information acquisition page, wherein said displaying the acquired information acquisition page and said displaying the cached information acquisition page comprise loading and displaying the information acquisition page in the form of webpage on a call interface for conducting the voice call with the telephone agent system, wherein said loading and displaying the information acquisition page in the form of webpage comprises: - receiving a display control signal from the telephone agent system through the data channel; and - displaying the information acquisition page on the call interface according to the display control signal. establishing (401,501,601) a data channel with a telephone agent system when a voice call is conducted with the telephone agent system; judging (402,502,602), based on version information received from the telephone agent system through the data channel, whether a latest version of an information acquisition page corresponding to the telephone agent system is cached; if the latest version of the information acquisition page is not cached, acquiring (402,502,602) an information acquisition page provided from the telephone agent system through the data channel and displaying (404, 504, 604) said acquired information acquisition page; if the latest version of the information acquisition page is cached, displaying (,404,504,604) the cached information acquisition page; and sending (405,505,605) feedback information to the telephone agent system through the data channel when the feedback information is received on the information acquisition page, wherein said displaying the acquired information acquisition page and said displaying the cached information acquisition page comprise loading and displaying the information acquisition page in the form of webpage on a call interface for conducting the voice call with the telephone agent system, wherein said loading and displaying the information acquisition page in the form of webpage comprises: - receiving a display control signal from the telephone agent system through the data channel; and - displaying the information acquisition page on the call interface according to the display control signal. - receiving a display control signal from the telephone agent system through the data channel; and - displaying the information acquisition page on the call interface according to the display control signal.