File list (Check if you may need any files):
PWEngine
........\ActivityManager.asmx
........\App_Code
........\........\Activity.cs
........\........\ActivityManager.cs
........\........\AssignPerformer.cs
........\........\ClassDiagram.cd
........\........\ClassDiagram2.cd
........\........\DataBase.cs
........\........\DataType.cs
........\........\DynamicCreateDataType.cs
........\........\DynamicInvokeManager.cs
........\........\Engine.cs
........\........\Global.asax.cs
........\........\participantManager.cs
........\........\ProcessDefinition.cs
........\........\ProcessInstanceContext.cs
........\........\ProcessManager.cs
........\........\WorkItemManager.cs
........\Bin
........\...\httplocalhostApplicationCheckCreditasmxwsdl.cs
........\...\httplocalhostApplicationCheckCreditasmxwsdl.dll
........\...\httplocalhostApplicationEnterOrderasmxwsdl.cs
........\...\httplocalhostApplicationEnterOrderasmxwsdl.dll
........\...\httplocalhostApplicationFillOrderasmxwsdl.cs
........\...\httplocalhostApplicationFillOrderasmxwsdl.dll
........\...\RemoteProxy.dll
........\...\RemoteProxy.pdb
........\database
........\DLLFiles
........\........\DllforDynamicInvoke.dll
........\Engine.sln
........\Global.asax
........\mssccprj.scc
........\ProcessDefinition.asmx
........\ProcessDefinitions
........\..................\DeviceRegistry.xpdl
........\..................\PWPD.xpdl
........\..................\sampleprocess(for test).xpdl
........\..................\sql.txt
........\..................\TC-1025_schema_10_xpdl.xsd
........\ProcessManager.asmx
........\Web.config
........\WorkItemManager.asmx