diff --git a/protocol/model_kline.go b/protocol/model_kline.go
index 26d83a0..6c05083 100644
--- a/protocol/model_kline.go
+++ b/protocol/model_kline.go
@@ -295,12 +295,6 @@ func (this Klines) Merge(n int) Klines {
 	}
 
 	ks := Klines(nil)
-
-	if this[0].Time.Hour() == 9 && this[0].Time.Minute() == 30 {
-		ks = append(ks, this[0])
-		this = this[1:]
-	}
-
 	ls := Klines(nil)
 	for i := 0; ; i++ {
 		if len(this) <= i*n {
diff --git a/protocol/model_trade.go b/protocol/model_trade.go
index 2babcf7..74a9423 100644
--- a/protocol/model_trade.go
+++ b/protocol/model_trade.go
@@ -183,7 +183,6 @@ func (this Trades) Kline(t time.Time, last Price) *Kline {
 
 // kline1 生成一分钟k线,一天
 func (this Trades) klinesForDay(date time.Time) Klines {
-	_929 := 569  //9:29 的分钟,为了兼容性强,把9:25算9:29
 	_930 := 570  //9:30 的分钟
 	_1130 := 690 //11:30 的分钟
 	_1300 := 780 //13:00 的分钟
@@ -191,7 +190,7 @@ func (this Trades) klinesForDay(date time.Time) Klines {
 	keys := []int(nil)
 	//早上
 	m := map[int]Trades{}
-	for i := 0; i <= 120; i++ {
+	for i := 1; i <= 120; i++ {
 		keys = append(keys, _930+i)
 		m[_930+i] = []*Trade{}
 	}
@@ -211,7 +210,7 @@ func (this Trades) klinesForDay(date time.Time) Klines {
 	//分组,按
 	for _, v := range this {
 		ms := minutes(v.Time)
-		t := conv.Select(ms < _929, _929, ms)
+		t := conv.Select(ms < _930, _930, ms)
 		t++
 		t = conv.Select(t > _1130 && t <= _1300, _1130, t)
 		t = conv.Select(t > _1500, _1500, t)