diff --git a/_data/chains/eip155-5188.json b/_data/chains/eip155-5188.json
new file mode 100644
index 000000000000..1a2de447233f
--- /dev/null
+++ b/_data/chains/eip155-5188.json
@@ -0,0 +1,24 @@
+{
+  "name": "WWCHAIN Mainnet",
+  "title": "WWCHAIN Mainnet",
+  "chain": "WWCHAIN",
+  "rpc": ["https://mainnet.wwchain.net/eth"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "WW",
+    "symbol": "WW",
+    "decimals": 18
+  },
+  "infoURL": "",
+  "shortName": "WWCHAIN Mainnet",
+  "chainId": 5188,
+  "networkId": 5188,
+  "icon": "ww",
+  "explorers": [
+    {
+      "name": "WWCHAIN Explorer",
+      "url": " https://mainnet.wwchain.net/",
+      "standard": "none"
+    }
+  ]
+}
diff --git a/_data/icons/ww.json b/_data/icons/ww.json
new file mode 100644
index 000000000000..91abe5431043
--- /dev/null
+++ b/_data/icons/ww.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmQ5Wh3jJgRDsApDibKkqWPqAsXKs8uNtq4Rj2ns7ojfCd",
+    "width": 105,
+    "height": 105,
+    "format": "jpg"
+  }
+]