diff --git a/_data/chains/eip155-119.json b/_data/chains/eip155-119.json
new file mode 100644
index 00000000..002fede2
--- /dev/null
+++ b/_data/chains/eip155-119.json
@@ -0,0 +1,24 @@
+{
+  "name": "ENULS Mainnet",
+  "chain": "ENULS",
+  "rpc": ["https://evmapi.nuls.io", "https://evmapi2.nuls.io"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "NULS",
+    "symbol": "NULS",
+    "decimals": 18
+  },
+  "infoURL": "https://nuls.io",
+  "shortName": "enuls",
+  "chainId": 119,
+  "networkId": 119,
+  "icon": "enuls",
+  "explorers": [
+    {
+      "name": "enulsscan",
+      "url": "https://evmscan.nuls.io",
+      "icon": "enuls",
+      "standard": "EIP3091"
+    }
+  ]
+}
diff --git a/_data/chains/eip155-120.json b/_data/chains/eip155-120.json
new file mode 100644
index 00000000..e75a208b
--- /dev/null
+++ b/_data/chains/eip155-120.json
@@ -0,0 +1,24 @@
+{
+  "name": "ENULS Testnet",
+  "chain": "ENULS",
+  "rpc": ["https://beta.evmapi.nuls.io", "https://beta.evmapi2.nuls.io"],
+  "faucets": ["http://faucet.nuls.io"],
+  "nativeCurrency": {
+    "name": "NULS",
+    "symbol": "NULS",
+    "decimals": 18
+  },
+  "infoURL": "https://nuls.io",
+  "shortName": "enulst",
+  "chainId": 120,
+  "networkId": 120,
+  "icon": "enuls",
+  "explorers": [
+    {
+      "name": "enulsscan",
+      "url": "https://beta.evmscan.nuls.io",
+      "icon": "enuls",
+      "standard": "EIP3091"
+    }
+  ]
+}
diff --git a/_data/icons/enuls.json b/_data/icons/enuls.json
new file mode 100644
index 00000000..d4466f9d
--- /dev/null
+++ b/_data/icons/enuls.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmYz8LK5WkUN8UwqKfWUjnyLuYqQZWihT7J766YXft4TSy",
+    "width": 26,
+    "height": 41,
+    "format": "svg"
+  }
+]
diff --git a/_data/iconsDownload/QmYz8LK5WkUN8UwqKfWUjnyLuYqQZWihT7J766YXft4TSy b/_data/iconsDownload/QmYz8LK5WkUN8UwqKfWUjnyLuYqQZWihT7J766YXft4TSy
new file mode 100644
index 00000000..396b1486
--- /dev/null
+++ b/_data/iconsDownload/QmYz8LK5WkUN8UwqKfWUjnyLuYqQZWihT7J766YXft4TSy
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 25.81 40.66"><defs><style>.cls-1{fill:#01e385;}</style></defs><title>ENULS</title><g id="图层_2" data-name="图层 2"><g id="图层_1-2" data-name="图层 1"><path class="cls-1" d="M25.81,0h0a0,0,0,0,1,0,0V15.27A10.21,10.21,0,0,1,15.61,25.47h0a0,0,0,0,1,0,0V10.21A10.21,10.21,0,0,1,25.81,0Z"/><path class="cls-1" d="M10.21,15.18h0a0,0,0,0,1,0,0V30.45A10.21,10.21,0,0,1,0,40.66H0a0,0,0,0,1,0,0V25.39A10.21,10.21,0,0,1,10.21,15.18Z"/></g></g></svg>
\ No newline at end of file