diff --git a/README.md b/README.md
index 26f0f41..59a8c2e 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ Java解析、生成Excel比较有名的框架有Apache poi、jxl。但他们都
 * [更新记事](/update.md)
 * [English-README](/easyexcel_en.md)
 
+
 # 二方包 
 
 ```
diff --git a/pom.xml b/pom.xml
index f14bdc3..ac18f11 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,6 +7,7 @@
     <version>1.1.0</version>
     <packaging>jar</packaging>
     <name>easyexcel</name>
+
     <description>easyexcel is a excel handle tools written in Java</description>
 
     <url>https://github.com/alibaba/easyexcel</url>
diff --git a/src/main/java/com/alibaba/excel/analysis/v07/XlsxSaxAnalyser.java b/src/main/java/com/alibaba/excel/analysis/v07/XlsxSaxAnalyser.java
index cfc30f7..a3debed 100644
--- a/src/main/java/com/alibaba/excel/analysis/v07/XlsxSaxAnalyser.java
+++ b/src/main/java/com/alibaba/excel/analysis/v07/XlsxSaxAnalyser.java
@@ -34,6 +34,7 @@ public class XlsxSaxAnalyser extends BaseSaxAnalyser {
 
     private List<SheetSource> sheetSourceList = new ArrayList<SheetSource>();
 
+
     private boolean use1904WindowDate = false;
 
     public XlsxSaxAnalyser(AnalysisContext analysisContext) throws IOException, OpenXML4JException, XmlException {
diff --git a/src/main`java/com/alibaba/excel/annotation/FieldType.java b/src/main`java/com/alibaba/excel/annotation/FieldType.java
deleted file mode 100644
index 7372995..0000000
--- a/src/main`java/com/alibaba/excel/annotation/FieldType.java
+++ /dev/null
@@ -1,11 +0,0 @@
-package com.alibaba.excel.annotation;
-
-/**
- *
- * @author jipengfei
- */
-public enum FieldType {
-
-    STRING, INT, LONG, DATE, BOOLEAN, DOUBLE,EMPTY;
-
-}
diff --git a/src/main`java/com/alibaba/excel/constant/ExcelXmlConstants.java b/src/main`java/com/alibaba/excel/constant/ExcelXmlConstants.java
deleted file mode 100644
index dcd2d5a..0000000
--- a/src/main`java/com/alibaba/excel/constant/ExcelXmlConstants.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package com.alibaba.excel.constant;
-
-/**
- * @author jipengfei
- */
-public class ExcelXmlConstants {
-    public static final String DIMENSION = "dimension";
-    public static final String DIMENSION_REF = "ref";
-    public static final String POSITION = "r";
-
-    public static final String ROW_TAG = "row";
-    public static final String CELL_TAG = "c";
-    public static final String CELL_VALUE_TAG = "v";
-
-    public static final String CELL_VALUE_TAG_1 = "t";
-
-}