diff --git a/alert/dispatch/dispatch.go b/alert/dispatch/dispatch.go
index c90e6496..2d4a4f1d 100644
--- a/alert/dispatch/dispatch.go
+++ b/alert/dispatch/dispatch.go
@@ -234,9 +234,15 @@ func NotifyRuleApplicable(notifyConfig *models.NotifyConfig, event *models.Alert
 
 	tagMatch := true
 	if len(notifyConfig.LabelKeys) > 0 {
+		for i := range notifyConfig.LabelKeys {
+			if notifyConfig.LabelKeys[i].Func == "" {
+				notifyConfig.LabelKeys[i].Func = notifyConfig.LabelKeys[i].Op
+			}
+		}
+
 		tagFilters, err := models.ParseTagFilter(notifyConfig.LabelKeys)
 		if err != nil {
-			logger.Errorf("failed to parse tag filter: %v", err)
+			logger.Errorf("notify send failed to parse tag filter: %v event:%+v notify_config:%+v", err, event, notifyConfig)
 			return false
 		}
 		tagMatch = common.MatchTags(event.TagsMap, tagFilters)
@@ -246,13 +252,13 @@ func NotifyRuleApplicable(notifyConfig *models.NotifyConfig, event *models.Alert
 	if len(notifyConfig.Attributes) > 0 {
 		tagFilters, err := models.ParseTagFilter(notifyConfig.Attributes)
 		if err != nil {
-			logger.Errorf("failed to parse tag filter: %v", err)
+			logger.Errorf("notify send failed to parse tag filter: %v event:%+v notify_config:%+v err:%v", tagFilters, event, notifyConfig, err)
 			return false
 		}
 
 		attributesMatch = common.MatchTags(event.JsonTagsAndValue(), tagFilters)
 	}
-
+	logger.Infof("notify send timeMatch:%v severityMatch:%v tagMatch:%v attributesMatch:%v event:%+v notify_config:%+v", timeMatch, severityMatch, tagMatch, attributesMatch, event, notifyConfig)
 	return timeMatch && severityMatch && tagMatch && attributesMatch
 }
 
diff --git a/alert/eval/eval.go b/alert/eval/eval.go
index 1cfda9d5..c76541cf 100644
--- a/alert/eval/eval.go
+++ b/alert/eval/eval.go
@@ -301,7 +301,7 @@ func (arw *AlertRuleWorker) GetPromAnomalyPoint(ruleConfig string) ([]models.Ano
 				arw.Processor.Stats.CounterRuleEvalErrorTotal.WithLabelValues(fmt.Sprintf("%v", arw.Processor.DatasourceId()), QUERY_DATA, arw.Processor.BusiGroupCache.GetNameByBusiGroupId(arw.Rule.GroupId), fmt.Sprintf("%v", arw.Rule.Id)).Inc()
 			}
 
-			logger.Debugf("rule_eval:%s query:%+v, value:%v", arw.Key(), query, value)
+			logger.Infof("rule_eval:%s query:%+v, value:%v", arw.Key(), query, value)
 			points := models.ConvertAnomalyPoints(value)
 			for i := 0; i < len(points); i++ {
 				points[i].Severity = query.Severity
diff --git a/center/router/router_notify_rule.go b/center/router/router_notify_rule.go
index 90254bc7..3e6512c3 100644
--- a/center/router/router_notify_rule.go
+++ b/center/router/router_notify_rule.go
@@ -146,13 +146,17 @@ func (rt *Router) notifyTest(c *gin.Context) {
 	}
 
 	ginx.Dangerous(err)
-	events := make([]*models.AlertCurEvent, len(hisEvents))
-	for i, he := range hisEvents {
-		events[i] = he.ToCur()
+	events := []*models.AlertCurEvent{}
+	for _, he := range hisEvents {
+		event := he.ToCur()
+		event.SetTagsMap()
+		if dispatch.NotifyRuleApplicable(&f.NotifyConfig, event) {
+			events = append(events, event)
+		}
 	}
 
-	if !dispatch.NotifyRuleApplicable(&f.NotifyConfig, events[0]) {
-		ginx.Bomb(http.StatusBadRequest, "event not applicable")
+	if len(events) == 0 {
+		ginx.Bomb(http.StatusBadRequest, "not events applicable")
 	}
 
 	notifyChannels, err := models.NotifyChannelGets(rt.Ctx, f.NotifyConfig.ChannelID, "", "", -1)
diff --git a/models/alert_cur_event.go b/models/alert_cur_event.go
index e5490eff..2b139bf3 100644
--- a/models/alert_cur_event.go
+++ b/models/alert_cur_event.go
@@ -77,6 +77,23 @@ type AlertCurEvent struct {
 	NotifyRuleIDs      []int64             `json:"notify_rule_ids" gorm:"-"`
 }
 
+func (e *AlertCurEvent) SetTagsMap() {
+	e.TagsMap = make(map[string]string)
+	for i := 0; i < len(e.TagsJSON); i++ {
+		pair := strings.TrimSpace(e.TagsJSON[i])
+		if pair == "" {
+			continue
+		}
+
+		arr := strings.SplitN(pair, "=", 2)
+		if len(arr) != 2 {
+			continue
+		}
+
+		e.TagsMap[arr[0]] = arr[1]
+	}
+}
+
 func (e *AlertCurEvent) JsonTagsAndValue() map[string]string {
 	v := reflect.ValueOf(e).Elem()
 	t := v.Type()
diff --git a/models/alert_his_event.go b/models/alert_his_event.go
index 0aa32b8d..bdce3f17 100644
--- a/models/alert_his_event.go
+++ b/models/alert_his_event.go
@@ -391,6 +391,7 @@ func (e *AlertHisEvent) ToCur() *AlertCurEvent {
 		TriggerTime:      e.TriggerTime,
 		TriggerValue:     e.TriggerValue,
 		Tags:             e.Tags,
+		TagsJSON:         e.TagsJSON,
 		OriginalTags:     e.OriginalTags,
 		LastEvalTime:     e.LastEvalTime,
 		NotifyCurNumber:  e.NotifyCurNumber,
diff --git a/models/alert_mute.go b/models/alert_mute.go
index 2dcc0c5e..f7eacfa6 100644
--- a/models/alert_mute.go
+++ b/models/alert_mute.go
@@ -18,6 +18,7 @@ import (
 type TagFilter struct {
 	Key    string              `json:"key"`   // tag key
 	Func   string              `json:"func"`  // `==` | `=~` | `in` | `!=` | `!~` | `not in`
+	Op     string              `json:"op"`    // `==` | `=~` | `in` | `!=` | `!~` | `not in`
 	Value  string              `json:"value"` // tag value
 	Regexp *regexp.Regexp      // parse value to regexp if func = '=~' or '!~'
 	Vset   map[string]struct{} // parse value to regexp if func = 'in' or 'not in'
@@ -28,6 +29,10 @@ func (t *TagFilter) Verify() error {
 		return errors.New("tag key cannot be empty")
 	}
 
+	if t.Func == "" {
+		t.Func = t.Op
+	}
+
 	if t.Func != "==" && t.Func != "!=" && t.Func != "in" && t.Func != "not in" &&
 		t.Func != "=~" && t.Func != "!~" {
 		return errors.New("invalid operation")