diff --git a/_data/chains/eip155-776.json b/_data/chains/eip155-776.json
new file mode 100644
index 00000000..ad386684
--- /dev/null
+++ b/_data/chains/eip155-776.json
@@ -0,0 +1,27 @@
+{
+  "name": "OpenChain Testnet",
+  "chain": "OpenChain Testnet",
+  "rpc": [
+    "http://mainnet.openchain.info:8545",
+    "https://mainnet1.openchain.info"
+  ],
+  "faucets": [
+    "https://faucet.openchain.info/"
+  ],
+  "nativeCurrency": {
+    "name": "Openchain Testnet",
+    "symbol": "TOPC",
+    "decimals": 18
+  },
+  "infoURL": "https://testnet.openchain.info/",
+  "shortName": "opc",
+  "chainId": 776,
+  "networkId": 776,
+  "explorers": [
+    {
+      "name": "OPEN CHAIN TESTNET",
+      "url": "https://testnet.openchain.info/",
+      "standard": "EIP3091"
+    }
+  ]
+}