diff --git a/pkg/bbgo/metrics.go b/pkg/bbgo/metrics.go
index 505218e0e..f543e6eb1 100644
--- a/pkg/bbgo/metrics.go
+++ b/pkg/bbgo/metrics.go
@@ -36,7 +36,7 @@ var (
 		},
 		[]string{
 			"exchange", // exchange name
-			"margin",   // margin of connection. 1 or 0
+			"margin",   // margin of connection. none, margin or isolated
 			"symbol",   // margin symbol of the connection.
 			"currency",
 		},
@@ -49,7 +49,7 @@ var (
 		},
 		[]string{
 			"exchange", // exchange name
-			"margin",   // margin of connection. 1 or 0
+			"margin",   // margin of connection. none, margin or isolated
 			"symbol",   // margin symbol of the connection.
 			"currency",
 		},
@@ -62,8 +62,7 @@ var (
 		},
 		[]string{
 			"exchange",  // exchange name
-			"margin",    // margin of connection. 1 or 0
-			"isolated",  // isolated or not
+			"margin",    // margin of connection. none, margin or isolated
 			"symbol",    // margin symbol of the connection.
 			"side",      // side: buy or sell
 			"liquidity", // maker or taker
@@ -77,8 +76,7 @@ var (
 		},
 		[]string{
 			"exchange",  // exchange name
-			"margin",    // margin of connection. 1 or 0
-			"isolated",  // isolated or not
+			"margin",    // margin of connection. none, margin or isolated
 			"symbol",    // margin symbol of the connection.
 			"side",      // side: buy or sell
 			"liquidity", // maker or taker
diff --git a/pkg/bbgo/session.go b/pkg/bbgo/session.go
index 8b9ba166b..5546dd7ac 100644
--- a/pkg/bbgo/session.go
+++ b/pkg/bbgo/session.go
@@ -323,6 +323,7 @@ func (session *ExchangeSession) Init(ctx context.Context, environ *Environment)
 		session.UserDataStream.OnOrderUpdate(session.OrderExecutor.EmitOrderUpdate)
 		session.Account.BindStream(session.UserDataStream)
 
+		session.metricsBalancesUpdater(balances)
 		session.bindUserDataStreamMetrics(session.UserDataStream)
 	}
 
@@ -815,5 +816,6 @@ func (session *ExchangeSession) metricsTradeUpdater(trade types.Trade) {
 
 func (session *ExchangeSession) bindUserDataStreamMetrics(stream types.Stream) {
 	stream.OnBalanceUpdate(session.metricsBalancesUpdater)
+	stream.OnBalanceSnapshot(session.metricsBalancesUpdater)
 	stream.OnTradeUpdate(session.metricsTradeUpdater)
 }