View the earlier version.Version 7.10

Start Orchestration invokes another BizTalk orchestration asynchronously, thus enabling the calling or parent orchestration to continue processing.

This image depicts a message flow in a business process where a messages is received into a orchestration and this starts two different orchestration. Inside these two  orchestrations the message is processed independently and the resulting message is sent to different process/systems.

BizTalk Orchestration Calling Other Orchestrations