diff --git a/_data/chains/eip155-44.json b/_data/chains/eip155-44.json
new file mode 100644
index 00000000..5eedd4eb
--- /dev/null
+++ b/_data/chains/eip155-44.json
@@ -0,0 +1,16 @@
+{
+  "name": "Darwinia Crab Network",
+  "chain": "crab",
+  "network": "Crab network",
+  "rpc": [],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "Crab Token",
+    "symbol": "CRING",
+    "decimals": 9
+  },
+  "infoURL": "https://crab.network/",
+  "shortName": "crab",
+  "chainId": 44,
+  "networkId": 44
+}