diff --git a/.github/workflows/check-genesis.yml b/.github/workflows/check-genesis.yml
new file mode 100644
index 00000000..b9596560
--- /dev/null
+++ b/.github/workflows/check-genesis.yml
@@ -0,0 +1,51 @@
+name: Check If Genesis Is Latest
+on:
+  push:
+    branches:
+      - master
+      - develop
+  pull_request:
+    branches:
+      - master
+      - develop
+permissions:
+  contents: read
+  # Optional: allow read access to pull request. Use with `only-new-issues` option.
+  # pull-requests: read
+jobs:
+  check-genesis:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+      - name: Get yarn cache directory path
+        id: yarn-cache-dir-path
+        run: echo "::set-output name=dir::$(yarn cache dir)"
+      - uses: actions/cache@v1
+        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
+        with:
+          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
+
+      - name: Install Foundry
+        uses: foundry-rs/foundry-toolchain@v1
+
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+
+      - name: Install Project Dependencies
+        run: |
+          npm install ts-node -g
+          npm install
+          poetry install
+          forge install --no-git --no-commit foundry-rs/forge-std@v1.7.3
+          forge --version
+
+      - name: Build
+        run: |
+          forge build
+
+      - name: Check Genesis Bytecode
+        run: |
+          ts-node scripts/check-genesis-bytecode.ts
diff --git a/scripts/check-genesis-bytecode.ts b/scripts/check-genesis-bytecode.ts
new file mode 100644
index 00000000..b3362631
--- /dev/null
+++ b/scripts/check-genesis-bytecode.ts
@@ -0,0 +1,47 @@
+import 'dotenv/config';
+import {execSync} from 'child_process';
+import * as assert from "assert";
+import * as fs from "fs";
+
+const log = console.log;
+
+const work = async () => {
+  log('compare current bytecode with latest mainnet contracts')
+  let str = (fs.readFileSync(__dirname + '/../genesis.json')).toString();
+  const currentGenesis = JSON.parse(str);
+  log('currentGenesis size:', JSON.stringify(currentGenesis, null, 2).length)
+
+  const result = execSync('poetry run python -m scripts.generate mainnet')
+  const resultStr = result.toString()
+  if (resultStr.indexOf('Generate genesis of mainnet successfully') === -1) {
+    throw Error(`generate mainnet genesis failed, error result: ${resultStr}`)
+  }
+  await sleep(5)
+  log('generated mainnet genesis')
+
+  str = (fs.readFileSync(__dirname + '/../genesis.json')).toString();
+  const generatedGenesis = JSON.parse(str);
+  log('generatedGenesis size:', JSON.stringify(generatedGenesis, null, 2).length)
+
+  log('try deepStrictEqual(currentGenesis, generatedGenesis)')
+  assert.deepStrictEqual(currentGenesis, generatedGenesis)
+
+  log('Success! genesis bytecode not changed')
+};
+
+const sleep = async (seconds: number) => {
+  console.log('sleep', seconds, 's');
+  await new Promise((resolve) => setTimeout(resolve, seconds * 1000));
+};
+
+const main = async () => {
+  await work();
+};
+
+main()
+  .then(() => process.exit(0))
+  .catch((error) => {
+    console.error(error);
+    process.exit(1);
+  });
+