diff --git a/contracts/DODOToken/DODONewCirculationHelper.sol b/contracts/DODOToken/DODONewCirculationHelper.sol
new file mode 100644
index 00000000..85db3375
--- /dev/null
+++ b/contracts/DODOToken/DODONewCirculationHelper.sol
@@ -0,0 +1,16 @@
+/*
+
+    Copyright 2020 DODO ZOO.
+    SPDX-License-Identifier: Apache-2.0
+
+*/
+pragma solidity 0.6.9;
+pragma experimental ABIEncoderV2;
+
+contract DODONewCirculationHelper {
+
+    function getDodoWithdrawFeeRatio() external pure returns (uint256 ratio) {
+        return 0;
+    }
+
+}
diff --git a/test/utils/Contracts.ts b/test/utils/Contracts.ts
index d758d775..c7beb649 100644
--- a/test/utils/Contracts.ts
+++ b/test/utils/Contracts.ts
@@ -53,6 +53,7 @@ export const DODO_GOVERNANCE = "Governance"
 export const DODO_PROXY_NAME = "DODOV2Proxy02"
 export const ERC20_MINE = "ERC20Mine"
 export const VDODO_MINE = "vDODOMine"
+export const VDODO_NO_FEE = "DODONewCirculationHelper"
 
 export const NFT_VAULT = "NFTCollateralVault"
 export const NFT_FEE = "FeeDistributor"
diff --git a/test/utils/VDODOContext.ts b/test/utils/VDODOContext.ts
index 43e9e38a..6cec9e94 100644
--- a/test/utils/VDODOContext.ts
+++ b/test/utils/VDODOContext.ts
@@ -34,6 +34,7 @@ export class VDODOContext {
   DODOApproveProxy: Contract;
 
   DODOCirculationHelper: Contract;
+  DODONewCirculationHelper: Contract;
   // Governance: Contract;
 
   lastRewardBlock: number;
@@ -91,6 +92,10 @@ export class VDODOContext {
       ]
     );
 
+    this.DODONewCirculationHelper = await contracts.newContract(
+      contracts.VDODO_NO_FEE
+    );
+
     // await this.Governance.methods.initOwner(
     //   this.Deployer
     // ).send(this.sendParam(this.Deployer))
@@ -108,7 +113,7 @@ export class VDODOContext {
     ).send(this.sendParam(this.Deployer))
 
 
-    await this.VDODO.methods.updateDODOCirculationHelper(this.DODOCirculationHelper.options.address).send(this.sendParam(this.Deployer));
+    await this.VDODO.methods.updateDODOCirculationHelper(this.DODONewCirculationHelper.options.address).send(this.sendParam(this.Deployer));
     await this.mintTestToken(allAccounts[8], decimalStr("10000"));
     await this.approveProxy(allAccounts[8]);
 
diff --git a/test/vDODO/mintRedeem.test.ts b/test/vDODO/mintRedeem.test.ts
index 6fdafc8c..ed439147 100644
--- a/test/vDODO/mintRedeem.test.ts
+++ b/test/vDODO/mintRedeem.test.ts
@@ -215,9 +215,10 @@ describe("VDODO", () => {
 
       let [dodoReceive, burnDodoAmount, withdrawFeeDodoAmount] = await ctx.VDODO.methods.getWithdrawResult(decimalStr("1")).call();
 
-      assert.equal(dodoReceive, decimalStr("0.85"));
+      assert.equal(dodoReceive, decimalStr("1")); // 0.15
       assert.equal(burnDodoAmount, decimalStr("0"));
-      assert.equal(withdrawFeeDodoAmount, decimalStr("0.15"));
+      assert.equal(withdrawFeeDodoAmount, decimalStr("0")); //0.85
+
     });
 
 
@@ -235,8 +236,8 @@ describe("VDODO", () => {
       let userInfo = await getUserInfo(ctx, account0, "User after");
       let superiorInfo = await getUserInfo(ctx, dodoTeam, "Superior after")
       let [, dodo_u] = await dodoBalance(ctx, account0, "after")
-
-      assert.equal(alpha, "1015242271212274241");
+      
+      assert.equal(alpha, "1000090909090909090"); // 1015242271212274241
       assert.equal(userInfo.stakingPower, "9000090900827197526589");
       assert.equal(userInfo.superiorSP, "900009090082719752659");
       assert.equal(userInfo.credit, "0");
@@ -247,8 +248,8 @@ describe("VDODO", () => {
       assert.equal(superiorInfo.credit, "900000000000000000001");
       assert.equal(superiorInfo.superior, "0x0000000000000000000000000000000000000000");
 
-      assert.equal(dodo_u, "90850000000000000000000")
-
+      assert.equal(dodo_u, "91000000000000000000000") // 90850000000000000000000
+      
     });
 
 
@@ -265,15 +266,16 @@ describe("VDODO", () => {
       await dodoBalance(ctx, dodoTeam, "before")
 
       let dodoTeamVdodoAmount = await ctx.VDODO.methods.balanceOf(dodoTeam).call()
+      assert.equal(dodoTeamVdodoAmount, 2727272727272726);
 
       await logGas(await ctx.VDODO.methods.redeem((dodoTeamVdodoAmount - 3000) + "", false), ctx.sendParam(dodoTeam), "redeem-partial-NotMint");
 
-      let [alpha,] = await getGlobalState(ctx, "after");
+      let [alpha,] = await getGlobalState(ctx, "after"); // nofee:1.019005171524637248   fee15:1.01909911791414464
       let userInfo = await getUserInfo(ctx, dodoTeam, "User after");
       let superiorInfo = await getUserInfo(ctx, account3, "One of referer after")
-      let [, dodo_u] = await dodoBalance(ctx, dodoTeam, "after")
-
-      assert.equal(alpha, "1019099117914144640");
+      let [, dodo_u] = await dodoBalance(ctx, dodoTeam, "after") // nofee:10399.7272727272730274  fee15:10399.76818181818207329
+      
+      assert.equal(alpha, "1019005171524637248"); //1019099117914144640
       assert.equal(userInfo.stakingPower, "39343185109576338546");
       assert.equal(userInfo.superiorSP, "0");
       assert.equal(userInfo.credit, "39999999999999999997");
@@ -284,7 +286,8 @@ describe("VDODO", () => {
       assert.equal(superiorInfo.credit, "0");
       assert.equal(superiorInfo.superior, dodoTeam);
 
-      assert.equal(dodo_u, "231818181817926710")
+      assert.equal(dodo_u, "272727272726972600"); // 231818181817926710 
+      
     });
 
 
@@ -304,8 +307,8 @@ describe("VDODO", () => {
       let userInfo = await getUserInfo(ctx, account1, "User after");
       let superiorInfo = await getUserInfo(ctx, dodoTeam, "Superior after")
       let [, dodo_u] = await dodoBalance(ctx, account1, "after")
-
-      assert.equal(alpha, "1001544677264954465");
+  
+      assert.equal(alpha, "1000180918172818090"); // 1001544677264954465
       assert.equal(userInfo.stakingPower, "0");
       assert.equal(userInfo.superiorSP, "0");
       assert.equal(userInfo.credit, "0");
@@ -316,8 +319,8 @@ describe("VDODO", () => {
       assert.equal(superiorInfo.credit, "999999099990999910008");
       assert.equal(superiorInfo.superior, "0x0000000000000000000000000000000000000000");
 
-      assert.equal(dodo_u, "985007650076500764931")
-
+      assert.equal(dodo_u, "1000009000090000899918") // 985007650076500764931
+      
     });
 
 
@@ -340,7 +343,10 @@ describe("VDODO", () => {
       let superiorInfo = await getUserInfo(ctx, account3, "One of referer after")
       let [, dodo_u] = await dodoBalance(ctx, dodoTeam, "after")
 
-      assert.equal(alpha, "1019130459045726342");
+      console.log(alpha, "1019130459045726342");
+      console.log(dodo_u, "309090909090909029");
+
+      assert.equal(alpha, "1019005171524637248"); //1019130459045726342
       assert.equal(userInfo.stakingPower, "39253971537899000903");
       assert.equal(userInfo.superiorSP, "0");
       assert.equal(userInfo.credit, "39999999999999999997");
@@ -351,7 +357,7 @@ describe("VDODO", () => {
       assert.equal(superiorInfo.credit, "0");
       assert.equal(superiorInfo.superior, dodoTeam);
 
-      assert.equal(dodo_u, "309090909090909029")
+      assert.equal(dodo_u, "363636363636363563") // 309090909090909029
     });
   })
 });
diff --git a/truffle-config.js b/truffle-config.js
index 46f2a9e4..a8c514d0 100755
--- a/truffle-config.js
+++ b/truffle-config.js
@@ -27,7 +27,7 @@ var infuraId = process.env.infuraId;
 require("ts-node/register"); // eslint-disable-line
 require("dotenv-flow").config(); // eslint-disable-line
 
-const { LINEASCAN_API_KEY, BASESCAN_API_KEY } = process.env;
+const { LINEASCAN_API_KEY, BASESCAN_API_KEY, SCROLL_API_KEY } = process.env;
 
 module.exports = {
   /**