diff --git a/chart/chart.go b/chart/chart.go
index 43da6e2e..4553607b 100644
--- a/chart/chart.go
+++ b/chart/chart.go
@@ -65,9 +65,7 @@ func LoadFrom(dir string, prefix string) error {
 // LoadChart 载入数据表格
 func LoadChart(source []byte, name string) (*Chart, error) {
 	chart := &Chart{
-		Flow: gou.Flow{
-			Name: name,
-		},
+		Flow: &gou.Flow{Name: name},
 	}
 	err := jsoniter.Unmarshal(source, chart)
 	if err != nil {
diff --git a/chart/chart_test.go b/chart/chart_test.go
index 28f94b0d..6fcd1b15 100644
--- a/chart/chart_test.go
+++ b/chart/chart_test.go
@@ -25,5 +25,5 @@ func check(t *testing.T) {
 	for key := range Charts {
 		keys = append(keys, key)
 	}
-	assert.Equal(t, 1, len(keys))
+	assert.Equal(t, 2, len(keys))
 }
diff --git a/chart/process.go b/chart/process.go
index f3593edc..d6c73ebd 100644
--- a/chart/process.go
+++ b/chart/process.go
@@ -33,6 +33,10 @@ func ProcessData(process *gou.Process) interface{} {
 		}
 	}
 
+	// with Session
+	chart.Flow.WithGlobal(process.Global)
+	chart.Flow.WithSID(process.Sid)
+
 	return chart.GetData(params)
 }
 
diff --git a/chart/process_test.go b/chart/process_test.go
index 91067a35..9a7ed568 100644
--- a/chart/process_test.go
+++ b/chart/process_test.go
@@ -3,12 +3,13 @@ package chart
 import (
 	"net/url"
 	"testing"
+	"time"
 
 	"github.com/gin-gonic/gin"
 	"github.com/stretchr/testify/assert"
 	"github.com/yaoapp/gou"
+	"github.com/yaoapp/gou/session"
 	"github.com/yaoapp/kun/any"
-	"github.com/yaoapp/kun/utils"
 	"github.com/yaoapp/yao/config"
 	_ "github.com/yaoapp/yao/helper"
 	"github.com/yaoapp/yao/model"
@@ -68,10 +69,36 @@ func TestProcessData(t *testing.T) {
 	}
 	process := gou.NewProcess("xiang.chart.Data", args...)
 	response := ProcessData(process)
-	utils.Dump(response)
+	// utils.Dump(response)
 
 	assert.NotNil(t, response)
 
 	res := any.Of(response).Map().Dot()
 	assert.Equal(t, "北京", res.Get("合并.0.城市"))
 }
+
+func TestProcessDataGlobalSession(t *testing.T) {
+
+	params := url.Values{
+		"from": []string{"1981-01-01", "1990-01-01"},
+	}
+	params.Set("to", "2049-12-31")
+
+	args := []interface{}{
+		"session",
+		params,
+		&gin.Context{},
+	}
+
+	sid := session.ID()
+	data := time.Now().String()
+	session.Global().ID(sid).Set("id", data)
+	process := gou.
+		NewProcess("xiang.chart.Data", args...).
+		WithSID(sid).
+		WithGlobal(map[string]interface{}{"foo": "bar"})
+
+	response := ProcessData(process)
+	res := any.Of(response).Map().Dot()
+	assert.Equal(t, data, res.Get("ID"))
+}
diff --git a/chart/types.go b/chart/types.go
index 446517fb..b7b7e588 100644
--- a/chart/types.go
+++ b/chart/types.go
@@ -7,7 +7,7 @@ import (
 
 // Chart 图表格式
 type Chart struct {
-	gou.Flow
+	*gou.Flow
 	APIs    map[string]share.API    `json:"apis,omitempty"`
 	Filters map[string]share.Filter `json:"filters,omitempty"`
 	Page    share.Page              `json:"page,omitempty"`
diff --git a/tests/charts/session.json b/tests/charts/session.json
new file mode 100644
index 00000000..f806316d
--- /dev/null
+++ b/tests/charts/session.json
@@ -0,0 +1,56 @@
+{
+  "label": "指标对比",
+  "version": "1.0.0",
+  "description": "指标对比用于测试",
+  "nodes": [{ "name": "ID", "process": "session.Get", "args": ["id"] }],
+  "output": {
+    "ID": "{{$res.ID}}"
+  },
+  "apis": {
+    "data": {
+      "disable": false,
+      "guard": "-",
+      "default": [{ "from": "1980-01-02", "to": "2050-12-31" }]
+    },
+    "setting": {
+      "disable": false,
+      "guard": "-"
+    }
+  },
+  "filters": {
+    "开始时间": {
+      "label": "开始时间",
+      "bind": "from",
+      "input": {
+        "type": "date",
+        "props": {
+          "placeholder": "请选择开始时间"
+        }
+      }
+    },
+    "结束时间": {
+      "label": "结束时间",
+      "bind": "to",
+      "input": {
+        "type": "date",
+        "props": {
+          "placeholder": "请选择结束时间"
+        }
+      }
+    }
+  },
+  "page": {
+    "primary": "城市",
+    "layout": {
+      "filters": [
+        { "name": "开始时间", "width": 6 },
+        { "name": "结束时间", "width": 6 }
+      ],
+      "charts": [
+        { "type": "line", "props": {} },
+        { "type": "bar", "props": {} }
+      ]
+    },
+    "actions": {}
+  }
+}