diff --git a/_data/chains/EIP155-126.json b/_data/chains/EIP155-126.json
index 5b12e9cc..ab05291e 100644
--- a/_data/chains/EIP155-126.json
+++ b/_data/chains/EIP155-126.json
@@ -1,8 +1,12 @@
 {
     "name": "OYchain Testnet",
     "chain": "OYchain",
-    "rpc": ["https://rpc.cntop3.com"],
-    "faucets": ["http://faucet.cntop3.com"],
+    "rpc": [
+        "https://rpc.cntop3.com"
+           ],
+    "faucets": [
+        "https://faucet.cntop3.com"
+                ],
     "nativeCurrency": {
       "name": "OYchain Token",
       "symbol": "OY",
@@ -13,4 +17,9 @@
     "chainId": 126,
     "networkId": 126,
     "slip44": 126
+     "explorers": [{
+          "name": "OYchain Explorer",
+          "url": "https://scan.cntop3.com",
+          "standard": "EIP3091"
+  }]
   }