diff --git a/src/main/java/com/alibaba/excel/analysis/v07/handlers/CountTagHandler.java b/src/main/java/com/alibaba/excel/analysis/v07/handlers/CountTagHandler.java
index 823bafb3..f19794b2 100644
--- a/src/main/java/com/alibaba/excel/analysis/v07/handlers/CountTagHandler.java
+++ b/src/main/java/com/alibaba/excel/analysis/v07/handlers/CountTagHandler.java
@@ -1,9 +1,10 @@
 package com.alibaba.excel.analysis.v07.handlers;
 
-import org.xml.sax.Attributes;
-
 import com.alibaba.excel.constant.ExcelXmlConstants;
 import com.alibaba.excel.context.xlsx.XlsxReadContext;
+import com.alibaba.excel.util.PositionUtils;
+
+import org.xml.sax.Attributes;
 
 /**
  * Cell Handler
@@ -15,9 +16,8 @@ public class CountTagHandler extends AbstractXlsxTagHandler {
     @Override
     public void startElement(XlsxReadContext xlsxReadContext, String name, Attributes attributes) {
         String d = attributes.getValue(ExcelXmlConstants.ATTRIBUTE_REF);
-        String totalStr = d.substring(d.indexOf(":") + 1, d.length());
-        String c = totalStr.toUpperCase().replaceAll("[A-Z]", "");
-        xlsxReadContext.readSheetHolder().setApproximateTotalRowNumber(Integer.parseInt(c));
+        String totalStr = d.substring(d.indexOf(":") + 1);
+        xlsxReadContext.readSheetHolder().setApproximateTotalRowNumber(PositionUtils.getRow(totalStr) + 1);
     }
 
 }
diff --git a/src/main/java/com/alibaba/excel/util/PositionUtils.java b/src/main/java/com/alibaba/excel/util/PositionUtils.java
index a527ae1f..329e16e1 100644
--- a/src/main/java/com/alibaba/excel/util/PositionUtils.java
+++ b/src/main/java/com/alibaba/excel/util/PositionUtils.java
@@ -1,10 +1,20 @@
 package com.alibaba.excel.util;
 
+import java.util.Locale;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.apache.poi.ss.util.CellReference;
+
 /**
  * @author jipengfei
  */
 public class PositionUtils {
 
+    private static final Pattern CELL_REF_PATTERN = Pattern.compile("(\\$?[A-Z]+)?" + "(\\$?[0-9]+)?",
+        Pattern.CASE_INSENSITIVE);
+    private static final char SHEET_NAME_DELIMITER = '!';
+
     private PositionUtils() {}
 
     public static int getRowByRowTagt(String rowTagt) {
@@ -30,35 +40,37 @@ public class PositionUtils {
     }
 
     public static int getRow(String currentCellIndex) {
-        int row = 0;
-        if (currentCellIndex != null) {
-            String rowStr = currentCellIndex.replaceAll("[A-Z]", "").replaceAll("[a-z]", "");
-            row = Integer.parseInt(rowStr) - 1;
-        }
-        return row;
-    }
-
-    public static int getCol(String currentCellIndex) {
-        int col = 0;
         if (currentCellIndex != null) {
-
-            char[] currentIndex = currentCellIndex.replaceAll("[0-9]", "").toCharArray();
-            for (int i = 0; i < currentIndex.length; i++) {
-                col += (currentIndex[i] - '@') * Math.pow(26, (currentIndex.length - i - 1));
+            int plingPos = currentCellIndex.lastIndexOf(SHEET_NAME_DELIMITER);
+            String cell = currentCellIndex.substring(plingPos + 1).toUpperCase(Locale.ROOT);
+            Matcher matcher = CELL_REF_PATTERN.matcher(cell);
+            if (!matcher.matches()) {
+                throw new IllegalArgumentException("Invalid CellReference: " + currentCellIndex);
             }
+            String row = matcher.group(2);
+            return Integer.parseInt(row) - 1;
         }
-        return col - 1;
+        return -1;
     }
 
     public static int getCol(String currentCellIndex, Integer before) {
-        int col = 0;
         if (currentCellIndex != null) {
+            int plingPos = currentCellIndex.lastIndexOf(SHEET_NAME_DELIMITER);
+            String cell = currentCellIndex.substring(plingPos + 1).toUpperCase(Locale.ROOT);
+            Matcher matcher = CELL_REF_PATTERN.matcher(cell);
+            if (!matcher.matches()) {
+                throw new IllegalArgumentException("Invalid CellReference: " + currentCellIndex);
+            }
+            String col = matcher.group(1);
 
-            char[] currentIndex = currentCellIndex.replaceAll("[0-9]", "").toCharArray();
-            for (int i = 0; i < currentIndex.length; i++) {
-                col += (currentIndex[i] - '@') * Math.pow(26, (currentIndex.length - i - 1));
+            if (col.length() > 0 && col.charAt(0) == '$') {
+                col = col.substring(1);
+            }
+            if (col.length() == 0) {
+                return -1;
+            } else {
+                return CellReference.convertColStringToIndex(col);
             }
-            return col - 1;
         } else {
             if (before == null) {
                 before = -1;
diff --git a/src/test/java/com/alibaba/easyexcel/test/temp/poi/PoiTest.java b/src/test/java/com/alibaba/easyexcel/test/temp/poi/PoiTest.java
index 349e02c9..d56bd7b8 100644
--- a/src/test/java/com/alibaba/easyexcel/test/temp/poi/PoiTest.java
+++ b/src/test/java/com/alibaba/easyexcel/test/temp/poi/PoiTest.java
@@ -39,8 +39,10 @@ public class PoiTest {
         SXSSFSheet xssfSheet = xssfWorkbook.getSheetAt(0);
         LOGGER.info("一共行数:{}", xssfSheet.getLastRowNum());
         SXSSFRow row = xssfSheet.getRow(0);
+        LOGGER.info("dd{}",row.getCell(0).getColumnIndex());
         Date date = row.getCell(1).getDateCellValue();
 
+
     }
 
     @Test
@@ -51,6 +53,9 @@ public class PoiTest {
         XSSFSheet xssfSheet = xssfWorkbook.getSheetAt(0);
         LOGGER.info("一共行数:{}", xssfSheet.getLastRowNum());
         XSSFRow row = xssfSheet.getRow(0);
+        LOGGER.info("dd{}",row.getCell(0).getRow().getRowNum());
+        LOGGER.info("dd{}",xssfSheet.getLastRowNum());
+
         Date date = row.getCell(1).getDateCellValue();
         LOGGER.info("date{}",date);
     }