diff --git a/contracts/SmartRoute/DODOApprove.sol b/contracts/SmartRoute/DODOApprove.sol
index 595ab79..a24fdcd 100644
--- a/contracts/SmartRoute/DODOApprove.sol
+++ b/contracts/SmartRoute/DODOApprove.sol
@@ -11,11 +11,19 @@ import {IERC20} from "../intf/IERC20.sol";
 import {SafeERC20} from "../lib/SafeERC20.sol";
 import {InitializableOwnable} from "../lib/InitializableOwnable.sol";
 
+
+/**
+ * @title DODOApprove
+ * @author DODO Breeder
+ *
+ * @notice Handle authorizations in DODO platform
+ */
 contract DODOApprove is InitializableOwnable {
     using SafeERC20 for IERC20;
     
     // ============ Storage ============
     uint256 private constant _TIMELOCK_DURATION_ = 3 days;
+    uint256 private constant _TIMELOCK_EMERGENCY_DURATION_ = 2 hours;
     uint256 public _TIMELOCK_;
     address public _PENDING_DODO_PROXY_;
     address public _DODO_PROXY_;
@@ -34,9 +42,14 @@ contract DODOApprove is InitializableOwnable {
         _;
     }
 
+    function init(address owner, address initProxyAddress) external {
+        initOwner(owner);
+        _DODO_PROXY_ = initProxyAddress;
+    }
+
     function unlockSetProxy(address newDodoProxy) public onlyOwner {
-        if(newDodoProxy == address(0) || _DODO_PROXY_ == address(0))
-            _TIMELOCK_ = block.timestamp;
+        if(_DODO_PROXY_ == address(0))
+            _TIMELOCK_ = block.timestamp + _TIMELOCK_EMERGENCY_DURATION_;
         else
             _TIMELOCK_ = block.timestamp + _TIMELOCK_DURATION_;
         _PENDING_DODO_PROXY_ = newDodoProxy;
diff --git a/contracts/SmartRoute/DODOV1Proxy01.sol b/contracts/SmartRoute/DODOV1Proxy01.sol
index 426087f..3804bbf 100644
--- a/contracts/SmartRoute/DODOV1Proxy01.sol
+++ b/contracts/SmartRoute/DODOV1Proxy01.sol
@@ -17,10 +17,16 @@ import {IChi} from "./intf/IChi.sol";
 import {IUni} from "./intf/IUni.sol";
 import {IDODOApprove} from "../intf/IDODOApprove.sol";
 import {IDODOV1Proxy01} from "./intf/IDODOV1Proxy01.sol";
-import {ReentrancyGuard} from "../lib/ReentrancyGuard.sol";
 import {InitializableOwnable} from "../lib/InitializableOwnable.sol";
 
-contract DODOV1Proxy01 is IDODOV1Proxy01, ReentrancyGuard, InitializableOwnable {
+
+/**
+ * @title DODOV1Proxy01
+ * @author DODO Breeder
+ *
+ * @notice Entrance of trading in DODO platform
+ */
+contract DODOV1Proxy01 is IDODOV1Proxy01, InitializableOwnable {
     using SafeMath for uint256;
     using UniversalERC20 for IERC20;
 
diff --git a/deploy-detail-v1.5.txt b/deploy-detail-v1.5.txt
index 7fa8ef3..566ab8f 100644
--- a/deploy-detail-v1.5.txt
+++ b/deploy-detail-v1.5.txt
@@ -20,3 +20,21 @@ DODOApprove setProxy tx:  0xb00c07780c0a6a6d2cd03430ae0cc69590b9aebb581bbb3556d2
 AddWhiteList tx1:  0xb3e5cbd55c0de94916820a4cccfe4e72d48faeeb73a922f07e088c3634a37c54
 AddWhiteList tx2:  0xc078005b280677d1da032c69adba7d95b28500492b447334bb77151b595a171b
 AddWhiteList tx3:  0xe80dbdfc8855677c6bc94cc810e16e36a707c6ca0fd9a56abc625d0940d927a7
+====================================================
+network type: kovan
+Deploy time: 2020/12/14 下午6:09:05
+Deploy type: Proxy
+DODOApprove Address:  0xdD666863E8eF7E9a3d2F47B5336F07d104040951
+Set DODOApprove Owner tx:  0x94c841208b277e3cbd39a347da8a91cb5c26a884c801c085725057b6a22bcc66
+DODOProxyV1 Address:  0x6720Aa404ce9dbf2fE1b6aB1A259663eB21Ce625
+Set DODOProxyV1 Owner tx:  0xa7db5a8fef91b614304ea10e897b1eb4ca2eaf410da1b39d749427cba894ed93
+DODOApprove unlockSetProxy tx:  0x0d33567cda1cf322090efcfb7e247be8069ac3f7090ae449dab35a8e2718b2fa
+DODOApprove triggerSetProxy tx:  0xb3bb062ade1c0174dcd71934cff3fb666fb7ba0c678ce99900d87dad87fdf4c4
+====================================================
+network type: kovan
+Deploy time: 2020/12/14 下午6:41:46
+Deploy type: Proxy
+DODOApprove Address:  0x7Ef9DCE3EB7CE03de5E98dB0AA7Da70B71B15ff7
+DODOProxyV1 Address:  0x69dD38A07e50F4E4F571b89EAB12Ef2745aF8670
+Set DODOProxyV1 Owner tx:  0xb5124a76363d999fe265e9e9dfab99f04052de613bd32d22b3fee1725f429abd
+Set DODOApprove Owner And Init Set Proxy tx:  0x19d9f159b1a676bfa00a7c9edb1e251300d1d7319ec61d6fbb074ceae9a28c73
diff --git a/migrations/2_deploy_v1.5.js b/migrations/2_deploy_v1.5.js
index a3e2ff7..1076daf 100644
--- a/migrations/2_deploy_v1.5.js
+++ b/migrations/2_deploy_v1.5.js
@@ -20,7 +20,8 @@ module.exports = async (deployer, network, accounts) => {
     DODOSellHelperAddress = "0xbdEae617F2616b45DCB69B287D52940a76035Fe3";
     WETHAddress = "0x5eca15b12d959dfcf9c71c59f8b467eb8c6efd0b";
     DODOSwapCalcHelperAddress = "";
-    DODOApproveAddress = "0x0C4a80B2e234448E5f6fD86e7eFA733d985004c8";
+    // DODOApproveAddress = "0x0C4a80B2e234448E5f6fD86e7eFA733d985004c8";
+    DODOApproveAddress = "";
     chiAddress = "0x0000000000004946c0e9f43f4dee607b0ef1fa1c";
     ownerAddress = accounts[0];
   } else if (network == "live") {
@@ -52,9 +53,6 @@ module.exports = async (deployer, network, accounts) => {
       await deployer.deploy(DODOApprove);
       DODOApproveAddress = DODOApprove.address;
       logger.log("DODOApprove Address: ", DODOApproveAddress);
-      const DODOApproveInstance = await DODOApprove.at(DODOApproveAddress);
-      var tx = await DODOApproveInstance.initOwner(ownerAddress);
-      logger.log("Set DODOApprove Owner tx: ", tx.tx);
     }
     if (DODOSellHelperAddress == "") {
       await deployer.deploy(DODOSellHelper);
@@ -77,20 +75,15 @@ module.exports = async (deployer, network, accounts) => {
     tx = await DODOProxyV1Instance.initOwner(ownerAddress);
     logger.log("Set DODOProxyV1 Owner tx: ", tx.tx);
 
+    const DODOApproveInstance = await DODOApprove.at(DODOApproveAddress);
+    tx = await DODOApproveInstance.init(ownerAddress, DODOProxyV1.address);
+    logger.log("Set DODOApprove Owner And Init Set Proxy tx: ", tx.tx);
 
-    if (network == "kovan") {
-      const DODOApproveInstance = await DODOApprove.at(DODOApproveAddress);
-      tx = await DODOApproveInstance.unlockSetProxy(DODOProxyV1.address);
-      logger.log("DODOApprove unlockSetProxy tx: ", tx.tx);
-      tx = await DODOApproveInstance.setDODOProxy();
-      logger.log("DODOApprove triggerSetProxy tx: ", tx.tx);
-
-      // var tx1 = await DODOProxyV1Instance.addWhiteList("0x111111125434b319222cdbf8c261674adb56f3ae");
-      // var tx2 = await DODOProxyV1Instance.addWhiteList("0xf740b67da229f2f10bcbd38a7979992fcc71b8eb");
-      // var tx3 = await DODOProxyV1Instance.addWhiteList("0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D");
-      // logger.log("AddWhiteList tx1: ", tx1.tx);
-      // logger.log("AddWhiteList tx2: ", tx2.tx);
-      // logger.log("AddWhiteList tx3: ", tx3.tx);
-    }
+    // var tx1 = await DODOProxyV1Instance.addWhiteList("0x111111125434b319222cdbf8c261674adb56f3ae");
+    // var tx2 = await DODOProxyV1Instance.addWhiteList("0xf740b67da229f2f10bcbd38a7979992fcc71b8eb");
+    // var tx3 = await DODOProxyV1Instance.addWhiteList("0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D");
+    // logger.log("AddWhiteList tx1: ", tx1.tx);
+    // logger.log("AddWhiteList tx2: ", tx2.tx);
+    // logger.log("AddWhiteList tx3: ", tx3.tx);
   }
 };