SELECT DocEntry,LineNum,ItemCode,CONVERT(VARCHAR(10),MnfDate,120)AS MnfDate,CONVERT(VARCHAR(10),ExpDate,120)AS ExpDate,COUNT(1)AS Quantity,
list=ISNULL(STUFF((SELECT ';'+CONCAT(BatchNum,SerialNum) FROM dt_deliveryMngType b
WHERE a.DocEntry=b.DocEntry AND a.LineNum=b.LineNum AND a.MnfDate=b.MnfDate AND a.ExpDate=b.ExpDate AND b.MngItemType=2 AND ISNULL(SerialNum,'')<>''
FOR XML PATH('')),1,1,''),'') FROM dt_deliveryMngType a WHERE DocEntry='2020040005' AND a.MngItemType=2
GROUP BY DocEntry,LineNum,ItemCode,MnfDate,ExpDate
UNION
SELECT DocEntry,LineNum,ItemCode,CONVERT(VARCHAR(10),MnfDate,120)AS MnfDate,CONVERT(VARCHAR(10),ExpDate,120)AS ExpDate,Quantity,ISNULL(BatchNum,'')AS list
FROM dt_deliveryMngType WHERE DocEntry='2020040005' AND MngItemType=1