diff --git a/data/refdata/exchange_instruments.cfg b/data/refdata/exchange_instruments.cfg
index 5e2a4cb..714f44a 100644
--- a/data/refdata/exchange_instruments.cfg
+++ b/data/refdata/exchange_instruments.cfg
@@ -55,13 +55,9 @@
                 "md_symbol": "BCHUSDT",
                 "trade_symbol": "BCHUSDT"
             },
-            "PAIR-BCH-USDT": {
+            "PAIR-BNB-USDT": {
                 "md_symbol": "BNBUSDT",
-                "trade_symbol": "BNBU"
-            },
-            "PAIR-BTC-BUSD": {
-                "md_symbol": "BTCBUSD",
-                "trade_symbol": "BTCBUSD"
+                "trade_symbol": "BNBUSDT"
             },
             "PAIR-BTC-USDT": {
                 "md_symbol": "BTCUSDT",
@@ -71,10 +67,6 @@
                 "md_symbol": "BUSDUSDT",
                 "trade_symbol": "BUSDUSDT"
             },
-            "PAIR-DOGE-BUSD": {
-                "md_symbol": "DOGEBUSD",
-                "trade_symbol": "DOGEBUSD"
-            },
             "PAIR-DOGE-USDT": {
                 "md_symbol": "DOGEUSDT",
                 "trade_symbol": "DOGEUSDT"
@@ -83,10 +75,6 @@
                 "md_symbol": "DOTUSDT",
                 "trade_symbol": "DOTUSDT"
             },
-            "PAIR-ETH-BUSD": {
-                "md_symbol": "ETHBUSD",
-                "trade_symbol": "ETHBUSD"
-            },
             "PAIR-ETH-USD": {
                 "md_symbol": "ETHUSD",
                 "trade_symbol": "ETHUSD"
@@ -99,18 +87,10 @@
                 "md_symbol": "HBARUSDT",
                 "trade_symbol": "HBARUSDT"
             },
-            "PAIR-LINK-BUSD": {
-                "md_symbol": "LINKBUSD",
-                "trade_symbol": "LINKBUSD"
-            },
             "PAIR-LINK-USDT": {
                 "md_symbol": "LINKUSDT",
                 "trade_symbol": "LINKUSDT"
             },
-            "PAIR-LTC-BUSD": {
-                "md_symbol": "LTCBUSD",
-                "trade_symbol": "LTCBUSD"
-            },
             "PAIR-LTC-USDT": {
                 "md_symbol": "LTCUSDT",
                 "trade_symbol": "LTCUSDT"
@@ -119,10 +99,6 @@
                 "md_symbol": "LTCUSD",
                 "trade_symbol": "LTCUSD"
             },
-            "PAIR-MATIC-BUSD": {
-                "md_symbol": "MATICBUSD",
-                "trade_symbol": "MATICBUSD"
-            },
             "PAIR-MATIC-USDT": {
                 "md_symbol": "MATICUSDT",
                 "trade_symbol": "MATICUSDT"