diff --git a/_data/chains/eip155-225.json b/_data/chains/eip155-225.json
new file mode 100644
index 00000000..ca9055df
--- /dev/null
+++ b/_data/chains/eip155-225.json
@@ -0,0 +1,23 @@
+{
+  "name": "LACHAIN Mainnet",
+  "chain": "LA",
+  "icon": "lachain",
+  "rpc": [
+    "https://rpc-mainnet.lachain.io"
+  ],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "LA",
+    "symbol": "LA",
+    "decimals": 18
+  },
+  "infoURL": "https://lachain.io",
+  "shortName": "LA",
+  "chainId": 225,
+  "networkId": 225,
+  "explorers": [{
+    "name": "blockscout",
+    "url": "https://scan.lachain.io",
+    "standard": "EIP3091"
+  }]
+}
diff --git a/_data/chains/eip155-226.json b/_data/chains/eip155-226.json
new file mode 100644
index 00000000..8b4db433
--- /dev/null
+++ b/_data/chains/eip155-226.json
@@ -0,0 +1,23 @@
+{
+  "name": "LACHAIN Testnet",
+  "chain": "LA",
+  "icon": "lachain",
+  "rpc": [
+    "https://rpc-testnet.lachain.io"
+  ],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "LA",
+    "symbol": "LA",
+    "decimals": 18
+  },
+  "infoURL": "https://lachain.io",
+  "shortName": "LA",
+  "chainId": 225,
+  "networkId": 225,
+  "explorers": [{
+    "name": "blockscout",
+    "url": "https://scan-test.lachain.io",
+    "standard": "EIP3091"
+  }]
+}
diff --git a/_data/icons/lachain.json b/_data/icons/lachain.json
new file mode 100644
index 00000000..68db3d41
--- /dev/null
+++ b/_data/icons/lachain.json
@@ -0,0 +1,8 @@
+[
+    {
+      "url": "ipfs://QmQxGA6rhuCQDXUueVcNvFRhMEWisyTmnF57TqL7h6k6cZ",
+      "width": 1280,
+      "height": 1280,
+      "format": "png"
+    }
+]