diff --git a/pkg/dbg/orders.go b/pkg/dbg/orders.go
new file mode 100644
index 000000000..38c6f66a8
--- /dev/null
+++ b/pkg/dbg/orders.go
@@ -0,0 +1,21 @@
+package dbg
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/sirupsen/logrus"
+
+	types2 "github.com/c9s/bbgo/pkg/types"
+)
+
+func DebugSubmitOrders(logger logrus.FieldLogger, submitOrders []types2.SubmitOrder) {
+	var sb strings.Builder
+	sb.WriteString("SubmitOrders[\n")
+	for i, order := range submitOrders {
+		sb.WriteString(fmt.Sprintf("%3d) ", i+1) + order.String() + "\n")
+	}
+	sb.WriteString("] End of SubmitOrders")
+
+	logger.Info(sb.String())
+}
diff --git a/pkg/strategy/dca2/recover.go b/pkg/strategy/dca2/recover.go
index b3c0c2093..c9889a946 100644
--- a/pkg/strategy/dca2/recover.go
+++ b/pkg/strategy/dca2/recover.go
@@ -6,10 +6,11 @@ import (
 	"strconv"
 	"time"
 
+	"github.com/pkg/errors"
+
 	"github.com/c9s/bbgo/pkg/bbgo"
 	"github.com/c9s/bbgo/pkg/exchange/retry"
 	"github.com/c9s/bbgo/pkg/types"
-	"github.com/pkg/errors"
 )
 
 var recoverSinceLimit = time.Date(2024, time.January, 29, 12, 0, 0, 0, time.Local)
@@ -65,7 +66,7 @@ func recoverState(ctx context.Context, maxOrderCount int, currentRound Round, or
 
 	// dca stop at take-profit order stage
 	if len(currentRound.TakeProfitOrders) > 0 {
-		openedOrders, cancelledOrders, filledOrders, unexpectedOrders := classifyOrders(currentRound.TakeProfitOrders)
+		openedOrders, cancelledOrders, filledOrders, unexpectedOrders := types.ClassifyOrdersByStatus(currentRound.TakeProfitOrders)
 
 		if len(unexpectedOrders) > 0 {
 			return None, fmt.Errorf("there is unexpected status in orders %+v", unexpectedOrders)
@@ -96,7 +97,7 @@ func recoverState(ctx context.Context, maxOrderCount int, currentRound Round, or
 	}
 
 	// collect open-position orders' status
-	openedOrders, cancelledOrders, filledOrders, unexpectedOrders := classifyOrders(currentRound.OpenPositionOrders)
+	openedOrders, cancelledOrders, filledOrders, unexpectedOrders := types.ClassifyOrdersByStatus(currentRound.OpenPositionOrders)
 	if len(unexpectedOrders) > 0 {
 		return None, fmt.Errorf("there is unexpected status of orders %+v", unexpectedOrders)
 	}
@@ -124,7 +125,9 @@ func recoverState(ctx context.Context, maxOrderCount int, currentRound Round, or
 	return OpenPositionOrdersCancelling, nil
 }
 
-func recoverPosition(ctx context.Context, position *types.Position, currentRound Round, queryService types.ExchangeOrderQueryService) error {
+func recoverPosition(
+	ctx context.Context, position *types.Position, currentRound Round, queryService types.ExchangeOrderQueryService,
+) error {
 	if position == nil {
 		return fmt.Errorf("position is nil, please check it")
 	}
@@ -191,20 +194,3 @@ func recoverStartTimeOfNextRound(ctx context.Context, currentRound Round, coolDo
 
 	return startTimeOfNextRound
 }
-
-func classifyOrders(orders []types.Order) (opened, cancelled, filled, unexpected []types.Order) {
-	for _, order := range orders {
-		switch order.Status {
-		case types.OrderStatusNew, types.OrderStatusPartiallyFilled:
-			opened = append(opened, order)
-		case types.OrderStatusFilled:
-			filled = append(filled, order)
-		case types.OrderStatusCanceled:
-			cancelled = append(cancelled, order)
-		default:
-			unexpected = append(unexpected, order)
-		}
-	}
-
-	return opened, cancelled, filled, unexpected
-}
diff --git a/pkg/strategy/dca2/recover_test.go b/pkg/strategy/dca2/recover_test.go
index c26205c2d..3c09937e9 100644
--- a/pkg/strategy/dca2/recover_test.go
+++ b/pkg/strategy/dca2/recover_test.go
@@ -165,7 +165,7 @@ func Test_classifyOrders(t *testing.T) {
 		types.Order{Status: types.OrderStatusCanceled},
 	}
 
-	opened, cancelled, filled, unexpected := classifyOrders(orders)
+	opened, cancelled, filled, unexpected := types.ClassifyOrdersByStatus(orders)
 	assert.Equal(t, 3, len(opened))
 	assert.Equal(t, 4, len(cancelled))
 	assert.Equal(t, 2, len(filled))
diff --git a/pkg/strategy/liquiditymaker/strategy.go b/pkg/strategy/liquiditymaker/strategy.go
index 778335651..817596409 100644
--- a/pkg/strategy/liquiditymaker/strategy.go
+++ b/pkg/strategy/liquiditymaker/strategy.go
@@ -8,6 +8,7 @@ import (
 	log "github.com/sirupsen/logrus"
 
 	"github.com/c9s/bbgo/pkg/bbgo"
+	"github.com/c9s/bbgo/pkg/dbg"
 	"github.com/c9s/bbgo/pkg/fixedpoint"
 	indicatorv2 "github.com/c9s/bbgo/pkg/indicator/v2"
 	"github.com/c9s/bbgo/pkg/strategy/common"
@@ -430,6 +431,8 @@ func (s *Strategy) placeLiquidityOrders(ctx context.Context) {
 		orderForms = append(orderForms, askOrders...)
 	}
 
+	dbg.DebugSubmitOrders(s.logger, orderForms)
+
 	createdOrders, err := s.OrderExecutor.SubmitOrders(ctx, orderForms...)
 	if util.LogErr(err, "unable to place liquidity orders") {
 		return
diff --git a/pkg/types/orders.go b/pkg/types/orders.go
new file mode 100644
index 000000000..34078dd29
--- /dev/null
+++ b/pkg/types/orders.go
@@ -0,0 +1,18 @@
+package types
+
+func ClassifyOrdersByStatus(orders []Order) (opened, cancelled, filled, unexpected []Order) {
+	for _, order := range orders {
+		switch order.Status {
+		case OrderStatusNew, OrderStatusPartiallyFilled:
+			opened = append(opened, order)
+		case OrderStatusFilled:
+			filled = append(filled, order)
+		case OrderStatusCanceled:
+			cancelled = append(cancelled, order)
+		default:
+			unexpected = append(unexpected, order)
+		}
+	}
+
+	return opened, cancelled, filled, unexpected
+}