diff --git a/_data/chains/eip155-31338.json b/_data/chains/eip155-31338.json
new file mode 100644
index 0000000000..08c39e8bc0
--- /dev/null
+++ b/_data/chains/eip155-31338.json
@@ -0,0 +1,25 @@
+{
+  "name": "BitVault BVM20",
+  "chain": "BVM20",
+  "network": "mainnet",
+  "rpc": [
+    "https://rpc.bitvault.club"
+  ],
+  "faucets": ["https://faucet.bitvault.club"],
+  "nativeCurrency": {
+    "name": "BitVault Token",
+    "symbol": "BVT",
+    "decimals": 18
+  },
+  "infoURL": "https://bitvault.club",
+  "shortName": "bvm20",
+  "chainId": 31338,
+  "networkId": 31338,
+  "explorers": [
+    {
+      "name": "BitVault Explorer",
+      "url": "https://explorer.bitvault.club",
+      "standard": "EIP3091"
+    }
+  ]
+}