diff --git a/source/sdk/sdk-samples/src/main/java/com/jd/blockchain/sdk/samples/SDK_DataAccount_Demo.java b/source/sdk/sdk-samples/src/main/java/com/jd/blockchain/sdk/samples/SDK_DataAccount_Demo.java
new file mode 100644
index 00000000..ef82cb79
--- /dev/null
+++ b/source/sdk/sdk-samples/src/main/java/com/jd/blockchain/sdk/samples/SDK_DataAccount_Demo.java
@@ -0,0 +1,49 @@
+package com.jd.blockchain.sdk.samples;
+
+import com.jd.blockchain.contract.TransferContract;
+import com.jd.blockchain.ledger.*;
+import com.jd.blockchain.transaction.GenericValueHolder;
+import com.jd.blockchain.transaction.LongValueHolder;
+import com.jd.blockchain.utils.Bytes;
+
+import static com.jd.blockchain.sdk.samples.SDKDemo_Constant.readChainCodes;
+import static com.jd.blockchain.transaction.ContractReturnValue.decode;
+
+public class SDK_DataAccount_Demo extends SDK_Base_Demo {
+
+	public static void main(String[] args) {
+		new SDK_DataAccount_Demo().executeDataAccount();
+	}
+
+	public void executeDataAccount() {
+
+		// 定义交易模板
+		TransactionTemplate txTpl = blockchainService.newTransaction(ledgerHash);
+
+		// 注册一个数据账户
+		BlockchainKeypair dataAccount = createDataAccount();
+		// 获取数据账户地址
+		String dataAddress = dataAccount.getAddress().toBase58();
+		// 打印数据账户地址
+		System.out.printf("DataAccountAddress = %s \r\n", dataAddress);
+
+		// 通过KV创建
+		txTpl.dataAccount(dataAddress)
+				.setText("zhangsan", "我的世界", -1)
+				.setText("张三", "My World", -1);
+		TransactionResponse txResp = commit(txTpl);
+
+		System.out.println(txResp.isSuccess());
+
+	}
+
+	private BlockchainKeypair createDataAccount() {
+		// 首先注册一个数据账户
+		BlockchainKeypair newDataAccount = BlockchainKeyGenerator.getInstance().generate();
+
+		TransactionTemplate txTpl = blockchainService.newTransaction(ledgerHash);
+		txTpl.dataAccounts().register(newDataAccount.getIdentity());
+		commit(txTpl);
+		return newDataAccount;
+	}
+}
diff --git a/source/tools/tools-initializer/src/main/java/com/jd/blockchain/tools/initializer/LedgerInitCommand.java b/source/tools/tools-initializer/src/main/java/com/jd/blockchain/tools/initializer/LedgerInitCommand.java
index a16ba1fb..8077b6dc 100644
--- a/source/tools/tools-initializer/src/main/java/com/jd/blockchain/tools/initializer/LedgerInitCommand.java
+++ b/source/tools/tools-initializer/src/main/java/com/jd/blockchain/tools/initializer/LedgerInitCommand.java
@@ -151,6 +151,10 @@ public class LedgerInitCommand {
 		}
 		prompter.confirm(InitializingStep.LEDGER_INIT_COMPLETED.toString(), "\r\n\r\n Press any key to quit. :>");
 
+		if (argSet.hasOption(MONITOR_OPT)) {
+			// 管理工具启动的方式下，需自动退出
+			System.exit(0);
+		}
 	}
 
 	private LedgerManager ledgerManager;