在最新版本的代码中修复了自定义的数字格式读取结果不对的问题，以避免产生conflict。

easyexcel-core/src/main/java/com/alibaba/excel/metadata/format/DataFormatter.java

@@ -512,6 +512,8 @@ public class DataFormatter {
         private static final Pattern endsWithCommas = Pattern.compile("(,+)$");
         private BigDecimal divider;
         private static final BigDecimal ONE_THOUSAND = new BigDecimal(1000);
+        //CS304 Issue link: https://github.com/alibaba/easyexcel/issues/2319
+        private static final BigDecimal TEN = new BigDecimal(10);
         private final DecimalFormat df;
 
         private static String trimTrailingCommas(String s) {
@@ -523,11 +525,23 @@ public class DataFormatter {
             setExcelStyleRoundingMode(df);
             Matcher endsWithCommasMatcher = endsWithCommas.matcher(pattern);
             if (endsWithCommasMatcher.find()) {
+
+                //CS304 Issue link: https://github.com/alibaba/easyexcel/issues/2319
+                int index_point = pattern.indexOf(".");
+                int index_comma = pattern.indexOf(",");
+                int cnt = index_comma - index_point - 1;
+
                 String commas = (endsWithCommasMatcher.group(1));
                 BigDecimal temp = BigDecimal.ONE;
                 for (int i = 0; i < commas.length(); ++i) {
                     temp = temp.multiply(ONE_THOUSAND);
                 }
+
+                //CS304 Issue link: https://github.com/alibaba/easyexcel/issues/2319
+                for (int i = 0; i < cnt ; i++) {
+                    temp = temp.multiply(TEN);
+                }
+
                 divider = temp;
             } else {
                 divider = null;

easyexcel-test/src/test/java/com/alibaba/easyexcel/test/temp/issue2319/Issue2319.java

@@ -0,0 +1,15 @@
+package com.alibaba.easyexcel.test.temp.issue2319;
+
+import java.util.Date;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+@EqualsAndHashCode
+public class Issue2319 {
+    private String num1;
+    private String num2;
+}

easyexcel-test/src/test/java/com/alibaba/easyexcel/test/temp/issue2319/Issue2319Test.java

@@ -0,0 +1,44 @@
+package com.alibaba.easyexcel.test.temp.issue2319;
+
+import java.io.File;
+import java.math.BigDecimal;
+
+import com.alibaba.easyexcel.test.util.TestFileUtil;
+import com.alibaba.excel.EasyExcel;
+import com.alibaba.excel.metadata.format.DataFormatter;
+import com.alibaba.excel.read.listener.PageReadListener;
+import com.alibaba.excel.util.NumberDataFormatterUtils;
+import com.alibaba.fastjson.JSON;
+
+import lombok.extern.slf4j.Slf4j;
+import org.junit.Ignore;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+@Ignore
+@Slf4j
+public class Issue2319Test {
+    //CS304 (manually written) Issue link: https://github.com/alibaba/easyexcel/issues/2319
+    @Test
+    public void IssueTest1() {
+        String fileName = TestFileUtil.getPath() + "temp/issue2319" + File.separator + "test1.xlsx";
+        EasyExcel.read(fileName, Issue2319.class, new PageReadListener<Issue2319>(dataList -> {
+            for (Issue2319 issueData : dataList) {
+                log.info("读取到一条数据{}", JSON.toJSONString(issueData));
+            }
+        })).sheet().doRead();
+    }
+
+    //CS304 (manually written) Issue link: https://github.com/alibaba/easyexcel/issues/2319
+    @Test
+    public void IssueTest2() {
+        String fileName = TestFileUtil.getPath() + "temp/issue2319" + File.separator + "test2.xlsx";
+        EasyExcel.read(fileName, Issue2319.class, new PageReadListener<Issue2319>(dataList -> {
+            for (Issue2319 issueData : dataList) {
+                log.info("读取到一条数据{}", JSON.toJSONString(issueData));
+            }
+        })).sheet().doRead();
+    }
+
+}