diff --git a/db/routines/vn/procedures/stockBought_calculate.sql b/db/routines/vn/procedures/stockBought_calculate.sql
index 8b2a32e5d..5cd7d8859 100644
--- a/db/routines/vn/procedures/stockBought_calculate.sql
+++ b/db/routines/vn/procedures/stockBought_calculate.sql
@@ -13,7 +13,7 @@ proc: BEGIN
 		LEAVE proc;
 	END IF;
 
-	CREATE OR REPLACE TEMPORARY TABLE tStockBought
+	CREATE OR REPLACE TEMPORARY TABLE tCurrentData
 		SELECT workerFk, reserve
 			FROM stockBought
 			WHERE dated = vDated
@@ -21,15 +21,28 @@ proc: BEGIN
 
 	DELETE FROM stockBought WHERE dated = vDated;
 
+	CREATE OR REPLACE TEMPORARY TABLE tStockSold
+		SELECT it.workerFk,
+				SUM(ic.cm3 * ito.quantity / vc.palletM3 / 1000000) sold
+			FROM itemTicketOut ito
+				JOIN item i ON i.id = ito.itemFk
+				JOIN itemType it ON it.id = i.typeFk
+				JOIN ticket t ON t.id = ito.ticketFk
+				JOIN warehouse wh ON wh.id = t.warehouseFk
+				JOIN itemCost ic ON ic.itemFk = ito.itemFk
+					AND ic.warehouseFk = t.warehouseFk
+				JOIN volumeConfig vc
+			WHERE ito.shipped BETWEEN vDated AND util.dayEnd(vDated)
+				AND wh.code = 'VNH'
+			GROUP BY it.workerFk;
+
 	CALL item_calculateStock(vDated);
 
-	INSERT INTO stockBought(workerFk, bought, dated)
+	CREATE OR REPLACE TEMPORARY TABLE tStockBought
 		SELECT it.workerFk,
-				ROUND(SUM(
-						(ti.quantity / b.packing) *
-						buy_getVolume(b.id)
-					) / vc.palletM3 / 1000000, 1) bought,
-				vDated
+				SUM((ti.quantity / b.packing) *
+					buy_getVolume(b.id)
+				) / vc.palletM3 / 1000000 bought
 			FROM itemType it
 				JOIN item i ON i.typeFk = it.id
 				LEFT JOIN tmp.item ti ON ti.itemFk = i.id
@@ -43,20 +56,33 @@ proc: BEGIN
 			GROUP BY it.workerFk
 			HAVING bought;
 
+	
+	INSERT INTO stockBought(workerFk, bought, dated)
+		SELECT tb.workerFk, 
+				ROUND(GREATEST(tb.bought - IFNULL(ts.sold, 0), 0), 1), 
+				vDated
+			FROM tStockBought tb 
+				LEFT JOIN tStockSold ts ON ts.workerFk = tb.workerFk;
+
 	UPDATE stockBought s
-			JOIN tStockBought ts ON ts.workerFk = s.workerFk
+			JOIN tCurrentData ts ON ts.workerFk = s.workerFk
 				SET s.reserve = ts.reserve
 		WHERE s.dated = vDated;
 
 	INSERT INTO stockBought (workerFk, reserve, dated)
 		SELECT ts.workerFk, ts.reserve, vDated
-			FROM tStockBought ts
+			FROM tCurrentData ts
 			WHERE ts.workerFk NOT IN (
 				SELECT workerFk
 					FROM stockBought
 					WHERE dated = vDated
 			);
 
-	DROP TEMPORARY TABLE tStockBought, tmp.item, tmp.buyUltimate;
+	UPDATE stockBought s
+			JOIN tStockSold ts ON ts.workerFk = s.workerFk
+				SET s.bought = IF(s.bought < ts.sold, ROUND(s.bought - ts.sold, 1), 0)
+		WHERE s.dated = vDated;
+
+	DROP TEMPORARY TABLE tCurrentData, tmp.item, tmp.buyUltimate, tStockSold;
 END$$
 DELIMITER ;