diff --git a/_data/chains/eip155-230315.json b/_data/chains/eip155-230315.json
new file mode 100644
index 00000000..99468040
--- /dev/null
+++ b/_data/chains/eip155-230315.json
@@ -0,0 +1,23 @@
+{
+  "name": "HashKey Chain Testnet",
+  "chain": "HashKey",
+  "rpc": ["https://testnet.hashkeychain/rpc"],
+  "faucets": ["https://testnet.hashkeychain/faucet"],
+  "nativeCurrency": {
+    "name": "HashKey Token",
+    "symbol": "tHSK",
+    "decimals": 18
+  },
+  "infoURL": "https://www.hashkey.com",
+  "shortName": "hsktest",
+  "chainId": 230315,
+  "networkId": 230315,
+  "icon": "hsk",
+  "explorers": [
+    {
+      "name": "HashKey Chain Testnet Explorer",
+      "url": "https://testnet.hashkeyscan.io",
+      "standard": "none"
+    }
+  ]
+}
diff --git a/_data/icons/hsk.json b/_data/icons/hsk.json
new file mode 100644
index 00000000..821efcd9
--- /dev/null
+++ b/_data/icons/hsk.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmNU11AqYB2htrrSyBSP9ct7bPtuZTP7Hrz21PrEcB9nYE",
+    "width": 1440,
+    "height": 448,
+    "format": "png"
+  }
+]
diff --git a/_data/iconsDownload/QmNU11AqYB2htrrSyBSP9ct7bPtuZTP7Hrz21PrEcB9nYE b/_data/iconsDownload/QmNU11AqYB2htrrSyBSP9ct7bPtuZTP7Hrz21PrEcB9nYE
new file mode 100644
index 00000000..ec048726
Binary files /dev/null and b/_data/iconsDownload/QmNU11AqYB2htrrSyBSP9ct7bPtuZTP7Hrz21PrEcB9nYE differ