diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8e455a220..dfcc90594 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@
 * 【http   】     SoapClient.sendForResponse改为public（issue#I466NN@Gitee）
 * 【core   】     XmlUtil增加append重载（issue#I466Q0@Gitee）
 * 【poi    】     增加EscapeStrCellSetter（issue#I466ZZ@Gitee）
+* 【poi    】     ExcelBase增加renameSheet、cloneSheet（issue#I466ZZ@Gitee）
 
 ### 🐞Bug修复
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/text/csv/CsvConfig.java b/hutool-core/src/main/java/cn/hutool/core/text/csv/CsvConfig.java
index 24f5f5a84..7f3584975 100644
--- a/hutool-core/src/main/java/cn/hutool/core/text/csv/CsvConfig.java
+++ b/hutool-core/src/main/java/cn/hutool/core/text/csv/CsvConfig.java
@@ -11,7 +11,7 @@ import java.io.Serializable;
  * @author looly
  * @since 4.0.5
  */
-public class CsvConfig<T extends CsvConfig<?>> implements Serializable {
+public class CsvConfig<T extends CsvConfig<T>> implements Serializable {
 	private static final long serialVersionUID = -8069578249066158459L;
 
 	/**
diff --git a/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelBase.java b/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelBase.java
index cffbe98d3..b366514dd 100644
--- a/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelBase.java
+++ b/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelBase.java
@@ -12,6 +12,7 @@ import org.apache.poi.ss.usermodel.Sheet;
 import org.apache.poi.ss.usermodel.Workbook;
 import org.apache.poi.xssf.streaming.SXSSFSheet;
 import org.apache.poi.xssf.usermodel.XSSFSheet;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 
 import java.io.Closeable;
 import java.util.ArrayList;
@@ -107,6 +108,21 @@ public class ExcelBase<T extends ExcelBase<T>> implements Closeable {
 		return this.sheet;
 	}
 
+
+	/**
+	 * 重命名当前sheet
+	 *
+	 * @param newName 新名字
+	 * @return this
+	 * @see Workbook#setSheetName(int, String)
+	 * @since 5.7.10
+	 */
+	@SuppressWarnings("unchecked")
+	public T renameSheet(String newName) {
+		this.workbook.setSheetName(this.workbook.getSheetIndex(this.sheet), newName);
+		return (T) this;
+	}
+
 	/**
 	 * 自定义需要读取或写出的Sheet，如果给定的sheet不存在，创建之。<br>
 	 * 在读取中，此方法用于切换读取的sheet，在写出时，此方法用于新建或者切换sheet。
@@ -144,6 +160,31 @@ public class ExcelBase<T extends ExcelBase<T>> implements Closeable {
 		return (T) this;
 	}
 
+	/**
+	 * 复制当前sheet为新sheet
+	 *
+	 * @param sheetIndex        sheet位置
+	 * @param newSheetName      新sheet名
+	 * @param setAsCurrentSheet 是否切换为当前sheet
+	 * @return this
+	 * @since 5.7.10
+	 */
+	@SuppressWarnings("unchecked")
+	public T cloneSheet(int sheetIndex, String newSheetName, boolean setAsCurrentSheet) {
+		Sheet sheet;
+		if (this.workbook instanceof XSSFWorkbook) {
+			XSSFWorkbook workbook = (XSSFWorkbook) this.workbook;
+			sheet = workbook.cloneSheet(sheetIndex, newSheetName);
+		} else {
+			sheet = this.workbook.cloneSheet(sheetIndex);
+			this.workbook.setSheetName(sheetIndex, newSheetName);
+		}
+		if (setAsCurrentSheet) {
+			this.sheet = sheet;
+		}
+		return (T) this;
+	}
+
 	/**
 	 * 获取指定坐标单元格，单元格不存在时返回{@code null}
 	 *
@@ -281,7 +322,7 @@ public class ExcelBase<T extends ExcelBase<T>> implements Closeable {
 	 */
 	public CellStyle createCellStyle(int x, int y) {
 		final Cell cell = getOrCreateCell(x, y);
-			final CellStyle cellStyle = this.workbook.createCellStyle();
+		final CellStyle cellStyle = this.workbook.createCellStyle();
 		cell.setCellStyle(cellStyle);
 		return cellStyle;
 	}
@@ -293,7 +334,7 @@ public class ExcelBase<T extends ExcelBase<T>> implements Closeable {
 	 * @see Workbook#createCellStyle()
 	 * @since 5.4.0
 	 */
-	public CellStyle createCellStyle(){
+	public CellStyle createCellStyle() {
 		return StyleUtil.createCellStyle(this.workbook);
 	}