This figure describes the BPELAsyncreqrep.bpel page. The BPELAsyncreqrep.bpel page consists of an InboundService adapter service in the Services swim lane and OutboundService and async-Req-Rep in the References swim lane. Also, the following activities in this order are also in the BPELSyncreqrep.bpel page: Receive activity(Receive_1), Assign activity (Assign_1), Invoke activity (Invoke_1), Receive activity (Receive_2), Assign activity (Assign_2), and Invoke activity (Invoke_2).