diff --git a/_data/chains/eip155-88.json b/_data/chains/eip155-88.json
index 0112c424..4a5f2052 100644
--- a/_data/chains/eip155-88.json
+++ b/_data/chains/eip155-88.json
@@ -6,11 +6,11 @@
   ],
   "faucets": [],
   "nativeCurrency": {
-    "name": "TomoChain Ether",
+    "name": "TomoChain",
     "symbol": "TOMO",
     "decimals": 18
   },
-  "infoURL": "https://tomocoin.io",
+  "infoURL": "https://tomochain.com",
   "shortName": "tomo",
   "chainId": 88,
   "networkId": 88,
diff --git a/_data/chains/eip155-89.json b/_data/chains/eip155-89.json
new file mode 100644
index 00000000..80795cd8
--- /dev/null
+++ b/_data/chains/eip155-89.json
@@ -0,0 +1,18 @@
+{
+    "name": "TomoChain Testnet",
+    "chain": "TOMO",
+    "rpc": [
+      "https://rpc.testnet.tomochain.com"
+    ],
+    "faucets": [],
+    "nativeCurrency": {
+      "name": "TomoChain",
+      "symbol": "TOMO",
+      "decimals": 18
+    },
+    "infoURL": "https://tomochain.com",
+    "shortName": "tomot",
+    "chainId": 89,
+    "networkId": 89,
+    "slip44": 889
+  }
\ No newline at end of file