Method for implementing roaming through code division multiple access digital cluster tradition type group calls

The method comprises the enhanced paging and the traditional call; wherein, the main control trunking system leads in the enhanced paging mode into the traditional group call of CDMA digital trunking system in order to add the non-roaming user at home location into the trunking group call by using traditional approach and to add the roaming calling user at visited location and other group members expect the calling user into the traditional group call by using the enhanced approach.