The invention relates to a test method for device management business system, which comprises: a protocol consistency testing method: sending the first test case information to DM business system to obtain the return information opposite to the information, comparing the first case information and said return information to obtain the result of protocol consistency test; and a compatibility testing method: sending the second test case information by a plurality of user terminals to DM business system to obtain the client treatment treated result information opposite to the second information, comparing the two pieces of information, and obtaining the result of compatibility test. This invention realizes completed test to ensure the normal running of DM business.