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performance/Performance.Services/ExtractExcelService/ExtractService.cs

@@ -116,8 +116,10 @@ private void WriteDataToFile(string templateFile, string extractFile, int allotI
                 if (sheetType == SheetType.Unidentifiable) continue;
 
                 var point = PerSheetDataFactory.GetDataRead(sheetType)?.Point;
-                var customer = factory.GetWriteData(sheetType);
+                if (point != null)
+                    ExtractHelper.ClearSheetPartialData(sheet, point, sheetType);
 
+                var customer = factory.GetWriteData(sheetType);
                 if (customer != null)
                 {
                     var exdata = extractDto.Where(t => t.SheetName.NoBlank() == sheet.SheetName.NoBlank())?.ToList();