diff --git a/package.json b/package.json
index 2d6104f..5afadfd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "navi-sdk",
-  "version": "1.4.11",
+  "version": "1.4.12",
   "description": "",
   "main": "dist/index.js",
   "scripts": {
diff --git a/src/libs/Aggregator/swapPTB.ts b/src/libs/Aggregator/swapPTB.ts
index 08f1737..a40c261 100644
--- a/src/libs/Aggregator/swapPTB.ts
+++ b/src/libs/Aggregator/swapPTB.ts
@@ -253,4 +253,9 @@ export async function swapPTB(
     }
 
     return finalCoinB;
-}
\ No newline at end of file
+}
+
+export async function checkIfNAVIIntegrated(digest: string, client: SuiClient): Promise<boolean> {
+    const results = await client.getTransactionBlock({ digest, options: { showEvents: true } });
+    return results.events?.some(event => event.type.includes(`${AggregatorConfig.aggregatorContract}::slippage`)) ?? false;
+}
diff --git a/test/index.test.ts b/test/index.test.ts
index 1644dbe..8a4766c 100644
--- a/test/index.test.ts
+++ b/test/index.test.ts
@@ -3,7 +3,7 @@ import { describe, it, expect } from 'vitest';
 import { NAVISDKClient } from '../src/index';
 import { NAVX, nUSDC, Sui } from '../src/address';
 import { Transaction } from "@mysten/sui/transactions";
-import { borrowCoin, depositCoin, withdrawCoin, repayDebt, stakeTovSuiPTB, updateOraclePTB, swapPTB, SignAndSubmitTXB } from '../src/libs/PTB';
+import { borrowCoin, depositCoin, withdrawCoin, repayDebt, stakeTovSuiPTB, updateOraclePTB, swapPTB, SignAndSubmitTXB, checkIfNAVIIntegrated } from '../src/libs/PTB';
 import { Pool, PoolConfig, CoinInfo, OptionType } from "../src/types";
 import { getConfig, pool, AddressMap, vSui } from "../src/address";
 import { error } from 'console';
@@ -19,7 +19,7 @@ const privateKey = process.env.PRIVATE_KEY || '';
 describe('NAVI SDK Client', async () => {
 
     const client = new NAVISDKClient({ networkType: rpcUrl, mnemonic: mnemonic });
-
+    const account = client.accounts[0];
     it('should generate correct account', async () => {
         expect(client.accounts[0].getPublicKey()).toBe(client.getAllAccounts()[0].getPublicKey());
     });
@@ -86,6 +86,16 @@ describe('NAVI SDK Client', async () => {
         expect(reward.asset_id).toBe('5');
 
     });
+    it('should check if NAVI is integrated', async () => {
+        const digest = "4JwmF4UFESM2b18wgNgGsfHA7MStTDAomLuQQnUaa6qr";
+        const res = await checkIfNAVIIntegrated(digest, account.client);
+        expect(res).toBe(true);
+    });
+    it('should check if NAVI is not integrated', async () => {
+        const digest = "F94zASa3cudFffhetkW898MDt3ZT1qEmxvAUULp6BSbP";
+        const res = await checkIfNAVIIntegrated(digest, account.client);
+        expect(res).toBe(false);
+    });
 
 });