diff --git a/_data/chains/eip155-1212101.json b/_data/chains/eip155-1212101.json
new file mode 100644
index 000000000000..33e4537bd58f
--- /dev/null
+++ b/_data/chains/eip155-1212101.json
@@ -0,0 +1,17 @@
+{
+  "name": "1Money Network Testnet",
+  "chain": "1Money Testnet",
+  "rpc": ["https://testnet.1money.network"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "USD1",
+    "symbol": "USD1",
+    "decimals": 18
+  },
+  "features": [{ "name": "EIP155" }],
+  "infoURL": "https://1money.com",
+  "shortName": "1money-testnet",
+  "chainId": 1212101,
+  "networkId": 1212101,
+  "explorers": []
+}
diff --git a/_data/chains/eip155-182.json b/_data/chains/eip155-182.json
index 987a6d850f05..b12c04f1d904 100644
--- a/_data/chains/eip155-182.json
+++ b/_data/chains/eip155-182.json
@@ -1,7 +1,10 @@
 {
   "name": "IOST Mainnet",
   "chain": "iost",
-  "rpc": ["https://iost-mainnet.alt.technology"],
+  "rpc": [
+    "https://iost-mainnet.alt.technology",
+    "wss://iost-mainnet.alt.technology/ws"
+  ],
   "faucets": [],
   "nativeCurrency": {
     "name": "BNB Chain Native Token",
@@ -9,7 +12,7 @@
     "decimals": 18
   },
   "infoURL": "https://iost.io",
-  "shortName": "iost-mainnet",
+  "shortName": "iost",
   "chainId": 182,
   "networkId": 182,
   "icon": "bnbchain",
diff --git a/_data/chains/eip155-21210.json b/_data/chains/eip155-21210.json
new file mode 100644
index 000000000000..dc829265093d
--- /dev/null
+++ b/_data/chains/eip155-21210.json
@@ -0,0 +1,17 @@
+{
+  "name": "1Money Network Mainnet",
+  "chain": "1Money Network",
+  "rpc": ["https://mainnet.1money.network"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "USD1",
+    "symbol": "USD1",
+    "decimals": 18
+  },
+  "features": [{ "name": "EIP155" }],
+  "infoURL": "https://1money.com",
+  "shortName": "1money",
+  "chainId": 21210,
+  "networkId": 21210,
+  "explorers": []
+}
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new file mode 100644
index 000000000000..8cdcaf482a12
Binary files /dev/null and b/_data/iconsDownload/QmdkENLFjLRNts2kBspNbM3q84WjG5Yf7C8amVVr7FCQrp differ