diff --git a/10-example-subRaydiumNewPool/README.md b/10-example-subRaydiumNewPool/README.md
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+subscribes Raydium new pool
+
+This example subscribes to raydiumLiquidityPoolv4 new pool based on transactions filter conditions.
+
+Run using “npm start”, the output should be as follows:：
+
+```bash
+{
+      id: '7RvCz29ADuNRVhfKaz3bEqCGQU883fBz73zDfPjAKxJp',
+      baseMint: '558ELUVzEwiyaP81cNCbdr2xCM4GeYqwKLmPxZr93FF',
+      quoteMint: 'So11111111111111111111111111111111111111112',
+      lpMint: 'ApyQukcZxFeEGFHrAjogvUC7VGAzhFHVaqaaCVLv8smK',
+      baseDecimals: 9,
+      quoteDecimals: 9,
+      lpDecimals: 9,
+      version: 4,
+      programId: '675kPX9MHTjS2zt1qfr1NYHuzeLXfQM9H24wFSUt1Mp8',
+      authority: '5Q544fKrFoe6tsEbD7S8EmxGTJYAKtTVhAW5Q5pge4j1',
+      openOrders: '81WGTTjWW7m5JzCVtT89bGv73b3c2M4arg7PFqSEJinp',
+      targetOrders: '9KBQPPNmSSRRVfVppuGTHCpnH3yJ9wqmuYtU76z4q4ov',
+      baseVault: 'EJn65uzLh5hJ3UNZ7itrCc8CG1kgPmmf1FBot4hEbHBQ',
+      quoteVault: 'CfCEDB6Tr6tHZ28wfyYf4UmdQ45SFWZLvuN6t9RwRGtE',
+      withdrawQueue: '11111111111111111111111111111111',
+      lpVault: '11111111111111111111111111111111',
+      marketVersion: 3,
+      marketProgramId: 'srmqPvymJeFKQ4zGQed1GFppgkRHL9kaELCbyksJtPX',
+      marketId: 'bW3feQyNjjBvK1GnYg5MwKskZVMGfv6qsg2m5q7TmeD',
+      marketAuthority: 'FMHeesi6g72GA6mju247RTwQBmyTgjs7SCoW4Cavwvnb',
+      marketBaseVault: '4ZVNYCmWF7LmxNRPibfdZ8ZcX6Bhn5Q6s9eZ36J9VMFY',
+      marketQuoteVault: 'HjwE6ibPEUSEqJAeduYqzzXH8XsT4Cwmz5wL45ywFFob',
+      marketBids: 'FJkPv9yJGdiDb65EEY64ZH2vaeKwqvy9TUA2tUbooNVr',
+      marketAsks: '8pfZ6wSP5PbkFhFfU5DMcYKPBtAEFmEjQ7c6zCVVKW9C',
+      marketEventQueue: 'H4TCk4yeBWPjuQxCTwNi7JB2mRuBZE4qXFDtZrTMWQhQ',
+      lookupTableAccount: '11111111111111111111111111111111'
+    }
+```
diff --git a/10-example-subRaydiumNewPool/index.ts b/10-example-subRaydiumNewPool/index.ts
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+import Client, { CommitmentLevel, SubscribeRequest } from "@triton-one/yellowstone-grpc";
+import { PublicKey, Connection } from "@solana/web3.js";
+import { ApiPoolInfoV4, Market, MARKET_STATE_LAYOUT_V3, SPL_MINT_LAYOUT } from "@raydium-io/raydium-sdk";
+import "dotenv/config";
+import bs58 from "bs58";
+
+const RAYDIUM_PROGRAM_ID = '675kPX9MHTjS2zt1qfr1NYHuzeLXfQM9H24wFSUt1Mp8';
+const RAYDIUM_POOL_FEE_ID = '7YttLkHDoNj9wyDur5pM1ejNaAvT9X4eqaYcHQqtj2G5';
+const connection = new Connection('https://api.mainnet-beta.solana.com', 'confirmed');
+
+async function main() {
+
+    // 创建订阅客户端
+    // const client = new Client(
+    // 如遇到TypeError: Client is not a constructor错误
+    // 请使用以下方式创建
+    // 见 https://github.com/rpcpool/yellowstone-grpc/issues/428
+    // @ts-ignore
+    const client = new Client.default(
+        "https://test-grpc.chainbuff.com",
+        undefined,
+        {
+            "grpc.max_receive_message_length": 16 * 1024 * 1024, // 16MB
+        }
+    );
+
+    // 创建订阅数据流
+    const stream = await client.subscribe();
+
+    // 创建订阅请求
+    const request: SubscribeRequest = {
+        slots: {},
+        accounts: {},
+        transactions: {
+            transactionsSubKey: {
+                accountInclude: [RAYDIUM_POOL_FEE_ID],
+                accountExclude: [],
+                accountRequired: []
+            }
+        },
+        transactionsStatus: {},
+        blocks: {},
+        blocksMeta: {},
+        accountsDataSlice: [],
+        entry: {},
+        commitment: CommitmentLevel.CONFIRMED
+    };
+
+    // 发送订阅请求
+    await new Promise<void>((resolve, reject) => {
+        stream.write(request, (err) => {
+            if (err === null || err === undefined) {
+                resolve();
+            } else {
+                reject(err);
+            }
+        });
+    }).catch((reason) => {
+        console.error(reason);
+        throw reason;
+    });
+
+    // 获取订阅数据
+    stream.on("data", async (data) => {
+        if (data?.transaction) {
+            if (!data.filters.includes('transactionsSubKey')) return undefined
+
+            const info = data.transaction
+            if (info.transaction.meta.err !== undefined) return undefined
+
+            const formatData: {
+                updateTime: number, slot: number, txid: string, poolInfos: ApiPoolInfoV4[]
+            } = {
+                updateTime: new Date().getTime(),
+                slot: info.slot,
+                txid: bs58.encode(info.transaction.signature),
+                poolInfos: []
+            }
+
+            const accounts = info.transaction.transaction.message.accountKeys.map((i: Buffer) => bs58.encode(i))
+            for (const item of [...info.transaction.transaction.message.instructions, ...info.transaction.meta.innerInstructions.map((i: any) => i.instructions).flat()]) {
+                if (accounts[item.programIdIndex] !== RAYDIUM_PROGRAM_ID) continue
+
+                //if ([...(item.data as Buffer).values()][0] != 1) continue
+                if (Array.from(item.data as Buffer)[0] !== 1) continue;
+
+                //const keyIndex = [...(item.accounts as Buffer).values()]
+                const keyIndex = Buffer.from(item.accounts as Buffer);
+
+                const startTime = new Date().getTime()
+                console.info(new Date().toJSON(), 'new pool Id: ', accounts[keyIndex[4]]);
+
+                const [baseMintAccount, quoteMintAccount, marketAccount] = await connection.getMultipleAccountsInfo([
+                    new PublicKey(accounts[keyIndex[8]]),
+                    new PublicKey(accounts[keyIndex[9]]),
+                    new PublicKey(accounts[keyIndex[16]]),
+                ])
+
+                if (baseMintAccount === null || quoteMintAccount === null || marketAccount === null) throw Error('get account info error')
+
+                const baseMintInfo = SPL_MINT_LAYOUT.decode(baseMintAccount.data)
+                const quoteMintInfo = SPL_MINT_LAYOUT.decode(quoteMintAccount.data)
+                const marketInfo = MARKET_STATE_LAYOUT_V3.decode(marketAccount.data)
+
+                formatData.poolInfos.push({
+                    id: accounts[keyIndex[4]],
+                    baseMint: accounts[keyIndex[8]],
+                    quoteMint: accounts[keyIndex[9]],
+                    lpMint: accounts[keyIndex[7]],
+                    baseDecimals: baseMintInfo.decimals,
+                    quoteDecimals: quoteMintInfo.decimals,
+                    lpDecimals: baseMintInfo.decimals,
+                    version: 4,
+                    programId: RAYDIUM_PROGRAM_ID,
+                    authority: accounts[keyIndex[5]],
+                    openOrders: accounts[keyIndex[6]],
+                    targetOrders: accounts[keyIndex[12]],
+                    baseVault: accounts[keyIndex[10]],
+                    quoteVault: accounts[keyIndex[11]],
+                    withdrawQueue: PublicKey.default.toString(),
+                    lpVault: PublicKey.default.toString(),
+                    marketVersion: 3,
+                    marketProgramId: marketAccount.owner.toString(),
+                    marketId: accounts[keyIndex[16]],
+                    marketAuthority: Market.getAssociatedAuthority({ programId: marketAccount.owner, marketId: new PublicKey(accounts[keyIndex[16]]) }).publicKey.toString(),
+                    marketBaseVault: marketInfo.baseVault.toString(),
+                    marketQuoteVault: marketInfo.quoteVault.toString(),
+                    marketBids: marketInfo.bids.toString(),
+                    marketAsks: marketInfo.asks.toString(),
+                    marketEventQueue: marketInfo.eventQueue.toString(),
+                    lookupTableAccount: PublicKey.default.toString()
+                })
+            }
+
+
+
+            const poolInfo = formatData.poolInfos[0];
+
+            console.info(poolInfo)
+        }
+    });
+
+    // 为保证连接稳定，需要定期向服务端发送ping请求以维持连接
+    const pingRequest: SubscribeRequest = {
+        accounts: {},
+        slots: {},
+        transactions: {},
+        transactionsStatus: {},
+        blocks: {},
+        blocksMeta: {},
+        entry: {},
+        accountsDataSlice: [],
+        commitment: undefined,
+        ping: { id: 1 },
+    };
+    // 每5秒发送一次ping请求
+    setInterval(async () => {
+        await new Promise<void>((resolve, reject) => {
+            stream.write(pingRequest, (err) => {
+                if (err === null || err === undefined) {
+                    resolve();
+                } else {
+                    reject(err);
+                }
+            });
+        }).catch((reason) => {
+            console.error(reason);
+            throw reason;
+        });
+    }, 5000);
+}
+
+
+
+main();
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