diff --git a/backend/data/openai_api.go b/backend/data/openai_api.go
index ea15125..86d26fa 100644
--- a/backend/data/openai_api.go
+++ b/backend/data/openai_api.go
@@ -141,7 +141,19 @@ func (o OpenAi) NewChatStream(stock, stockCode, userQuestion string) <-chan map[
 		logger.SugaredLogger.Infof("final question:%s", question)
 
 		wg := &sync.WaitGroup{}
-		wg.Add(5)
+		wg.Add(6)
+
+		go func() {
+			defer wg.Done()
+			endDate := time.Now().Format("20060102")
+			startDate := time.Now().Add(-time.Hour * 24 * 365).Format("20060102")
+			K := NewTushareApi(getConfig()).GetDaily(ConvertStockCodeToTushareCode(stockCode), startDate, endDate)
+			msg = append(msg, map[string]interface{}{
+				"role":    "assistant",
+				"content": stock + "日K数据如下：\n" + K,
+			})
+		}()
+
 		go func() {
 			defer wg.Done()
 			messages := SearchStockPriceInfo(stockCode, o.CrawlTimeOut)
diff --git a/backend/data/openai_api_test.go b/backend/data/openai_api_test.go
index f097aa6..7bc9994 100644
--- a/backend/data/openai_api_test.go
+++ b/backend/data/openai_api_test.go
@@ -9,13 +9,10 @@ import (
 func TestNewDeepSeekOpenAiConfig(t *testing.T) {
 	db.Init("../../data/stock.db")
 	ai := NewDeepSeekOpenAi(context.TODO())
-	res := ai.NewChatStream("北京文化", "sz000802")
+	res := ai.NewChatStream("北京文化", "sz000802", "")
 	for {
 		select {
 		case msg := <-res:
-			if msg == "" {
-				continue
-			}
 			t.Log(msg)
 		}
 	}
diff --git a/backend/data/tushare_data_api.go b/backend/data/tushare_data_api.go
new file mode 100644
index 0000000..3eda060
--- /dev/null
+++ b/backend/data/tushare_data_api.go
@@ -0,0 +1,65 @@
+package data
+
+import (
+	"github.com/duke-git/lancet/v2/convertor"
+	"github.com/duke-git/lancet/v2/slice"
+	"github.com/go-resty/resty/v2"
+	"go-stock/backend/logger"
+)
+
+// @Author spark
+// @Date 2025/2/17 12:33
+// @Desc
+//-----------------------------------------------------------------------------------
+
+type TushareApi struct {
+	client *resty.Client
+	config *Settings
+}
+
+func NewTushareApi(config *Settings) *TushareApi {
+	return &TushareApi{
+		client: resty.New(),
+		config: config,
+	}
+}
+
+// GetDaily tushare A股日线行情
+func (receiver TushareApi) GetDaily(tsCode, startDate, endDate string) string {
+	logger.SugaredLogger.Debugf("tushare daily request: ts_code=%s, start_date=%s, end_date=%s", tsCode, startDate, endDate)
+	fields := "ts_code,trade_date,open,high,low,close,pre_close,change,pct_chg,vol,amount"
+	resp := &TushareStockBasicResponse{}
+	_, err := receiver.client.R().
+		SetHeader("content-type", "application/json").
+		SetBody(&TushareRequest{
+			ApiName: "daily",
+			Token:   receiver.config.TushareToken,
+			Params: map[string]any{
+				"ts_code":    tsCode,
+				"start_date": startDate,
+				"end_date":   endDate,
+			},
+			Fields: fields}).
+		SetResult(resp).
+		Post(tushareApiUrl)
+	if err != nil {
+		logger.SugaredLogger.Error(err)
+		return ""
+	}
+	res := ""
+	if resp.Data.Items != nil && len(resp.Data.Items) > 0 {
+		fieldsStr := slice.JoinFunc(resp.Data.Fields, ",", func(s string) string {
+			return "\"" + convertor.ToString(s) + "\""
+		})
+		res += fieldsStr + "\n"
+		for _, item := range resp.Data.Items {
+			//logger.SugaredLogger.Debugf("%s", slice.Join(item, ","))
+			t := slice.JoinFunc(item, ",", func(s any) any {
+				return "\"" + convertor.ToString(s) + "\""
+			})
+			res += t + "\n"
+		}
+	}
+	logger.SugaredLogger.Debugf("tushare response: %s", res)
+	return res
+}
diff --git a/backend/data/tushare_data_api_test.go b/backend/data/tushare_data_api_test.go
new file mode 100644
index 0000000..7973c66
--- /dev/null
+++ b/backend/data/tushare_data_api_test.go
@@ -0,0 +1,18 @@
+package data
+
+import (
+	"go-stock/backend/db"
+	"testing"
+)
+
+// @Author spark
+// @Date 2025/2/17 12:44
+// @Desc
+// -----------------------------------------------------------------------------------
+func TestGetDaily(t *testing.T) {
+	db.Init("../../data/stock.db")
+	tushareApi := NewTushareApi(getConfig())
+	res := tushareApi.GetDaily("000802.SZ", "20250101", "20250217")
+	t.Log(res)
+
+}
diff --git a/backend/data/utils.go b/backend/data/utils.go
index ea145b5..05fa98f 100644
--- a/backend/data/utils.go
+++ b/backend/data/utils.go
@@ -1,6 +1,9 @@
 package data
 
-import "regexp"
+import (
+	"regexp"
+	"strings"
+)
 
 // @Author spark
 // @Date 2025/2/13 13:08
@@ -21,3 +24,23 @@ func RemoveAllNonDigitChar(s string) string {
 	re := regexp.MustCompile(`\D`)
 	return re.ReplaceAllString(s, "")
 }
+
+// RemoveAllDigitChar 去除所有数字字符
+func RemoveAllDigitChar(s string) string {
+	re := regexp.MustCompile(`\d`)
+	return re.ReplaceAllString(s, "")
+}
+
+// ConvertStockCodeToTushareCode 将股票代码转换为tushare的股票代码
+func ConvertStockCodeToTushareCode(stockCode string) string {
+	//提取非数字
+	stockCode = RemoveAllNonDigitChar(stockCode) + "." + strings.ToUpper(RemoveAllDigitChar(stockCode))
+	return stockCode
+}
+
+// ConvertTushareCodeToStockCode 将tushare股票代码转换为的普通股票代码
+func ConvertTushareCodeToStockCode(stockCode string) string {
+	//提取非数字
+	stockCode = strings.ToLower(RemoveAllDigitChar(stockCode)) + RemoveAllNonDigitChar(stockCode)
+	return strings.ReplaceAll(stockCode, ".", "")
+}
diff --git a/backend/data/utils_test.go b/backend/data/utils_test.go
index 1dde4bf..ff358f2 100644
--- a/backend/data/utils_test.go
+++ b/backend/data/utils_test.go
@@ -31,3 +31,8 @@ func TestRemoveNonPrintable(t *testing.T) {
 	logger.SugaredLogger.Infof("RemoveAllBlankChar(%s)", txt)
 
 }
+
+func TestConvertStockCodeToTushareCode(t *testing.T) {
+	logger.SugaredLogger.Infof("ConvertStockCodeToTushareCode(%s)", ConvertStockCodeToTushareCode("sz000802"))
+	logger.SugaredLogger.Infof("ConvertTushareCodeToStockCode(%s)", ConvertTushareCodeToStockCode("000802.SZ"))
+}