Method for receiving multicast service in mobile communication

This invention relates to a method to receive multicast business in mobile communication, which comprises following steps: a. user device receives multicast notice information; b. deciding whether the device can receive new multicast business and current business at a time, if yes, entering step d; or else, turning to step c; c. reconfiguring the wireless resource and entering to step b; d. user device receives multicast business data. The invention reconfigures resource when user of CELL_DCH state has device with less ability access to make user of poor wireless access ability receive more business, and provides much higher quality service.