diff --git a/_data/chains/eip155-997.json b/_data/chains/eip155-997.json
new file mode 100644
index 00000000..51b0fbd3
--- /dev/null
+++ b/_data/chains/eip155-997.json
@@ -0,0 +1,24 @@
+{
+  "name": "5ireChain Thunder",
+  "chain": "5ireChain",
+  "rpc": ["https://rpc-testnet.5ire.network"],
+  "faucets": ["https://explorer.5ire.network/faucet"],
+  "nativeCurrency": {
+    "name": "5ire Token",
+    "symbol": "5ire",
+    "decimals": 18
+  },
+  "infoURL": "https://5ire.org",
+  "shortName": "5ire",
+  "chainId": 997,
+  "networkId": 997,
+  "icon": "5ireChain",
+  "explorers": [
+    {
+      "name": "5ireChain Explorer",
+      "url": "https://explorer.5ire.network",
+      "standard": "none",
+      "icon": "5ireChain"
+    }
+  ]
+}
diff --git a/_data/icons/5ireChain.json b/_data/icons/5ireChain.json
new file mode 100644
index 00000000..f0a12662
--- /dev/null
+++ b/_data/icons/5ireChain.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmaZDNDFLWESH4i3XqwEWfWBb1HPnQSNbDAr74nr2x8QAk",
+    "width": 800,
+    "height": 800,
+    "format": "svg"
+  }
+]