diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9e99ff862924b7e4c065aa112799742614c8a0bf..b7f51d2bfa27564202746c077deeebbe23e49dcf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
 # 更新日志
+## [3.4.4-beta] - 2025.8.5
+### Changed
+- 修改音量调节，增加判断仅只有符号的情况
+
 ## [3.4.3] - 2025.7.4
 ### Changed
 - 上线正式服
diff --git a/c2c.http b/c2c.http
index a6329fc53429e84b227cb02ba8d11ca1229f4e4e..63520eaa66e867933d68fc368a04cc91b2e447c3 100644
--- a/c2c.http
+++ b/c2c.http
@@ -26,7 +26,7 @@ X-AppKey: 391b50b5ed634fc49a3db7cfd6bc40db
   "ip": "14.215.222.17",
   "mac": "ece154a865eb",
   "mid": "11011",
-  "query":"播放三国演义" ,
+  "query":"声音调得小一点" ,
   "requestId": "123456111"
 }
 ###
@@ -40,13 +40,13 @@ X-AppKey: 391b50b5ed634fc49a3db7cfd6bc40db
   "ip": "14.215.222.17",
   "mac": "ece154a865eb",
   "mid": "10f05",
-  "query":"我想听梁山伯与祝英台",
+  "query":"声音升高10",
   "requestId": "123456111"
 }
 
 ###
-#POST https://nlu.gree.com/semantic/unisoundc2c/querys
-POST https://testnlu.gree.com/semantic/unisoundc2c/querys
+POST https://nlu.gree.com/semantic/unisoundc2c/querys
+#POST https://testnlu.gree.com/semantic/unisoundc2c/querys
 #POST http://172.28.124.216:9999/semantic/unisoundc2c/querys
 #POST http://172.28.5.39:9999/semantic/unisoundc2c/querys
 Content-Type: application/json
@@ -61,7 +61,7 @@ Content-Type: application/json
       "trafficParameter": "mode=childxxx;macWifi=28b77c218ed1;mid=10f05;vender=7e000025;macVoice=testyuntiancloud;ver=3.0;scenario=smarthome;filterName=nlu;req_nlu_length=1;returnType=json;fullDuplex=true;appendLength=1;additionalService=geli_nlu2;version=0.5;filterUrl=https://testnlu.gree.com:443/semantic/unisoundc2c/querys;"
     },
     "nluRet": {
-      "text": "上一首"
+      "text": "珠海天气"
     },
     "postProc": {}
   }
diff --git a/service/speechNlu/domain.go b/service/speechNlu/domain.go
index 5869db3c73fa737ab94e88ef988dd688f3178101..76de391732c8c3e328d7140e078f2503f68344c9 100644
--- a/service/speechNlu/domain.go
+++ b/service/speechNlu/domain.go
@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"log"
 	"regexp"
 	"speech-nlu-parse/global"
 	"speech-nlu-parse/model"
@@ -734,12 +735,24 @@ func globalCtrlDomain(params *model.SpeechDomainParams) []byte {
 
 		if volume != "" && params.SpeechWsResp.Dm.Command.Api == "DUI.MediaController.SetVolume" {
 			if strings.Contains(volume, "-") || strings.Contains(volume, "+") {
+				var sign, numStr, action string
+				// 检查纯符号
+				if volume == "-" {
+					semanticParams := make(map[string]interface{})
+					semanticParams["degree"] = model.ParamsStr{Origin: "一", Norm: "1", Code: 0}
+					return transformGreeProtocolReply(query, "UniversalControl", "control_reduceVol", &semanticParams)
+				} else if volume == "+" {
+					semanticParams := make(map[string]interface{})
+					semanticParams["degree"] = model.ParamsStr{Origin: "一", Norm: "1", Code: 0}
+					return transformGreeProtocolReply(query, "UniversalControl", "control_riseVol", &semanticParams)
+				}
+
+				// 检查符号+数字（如 "-5"）
 				pattern := `([+-]?)(\d+)` // 分组1：符号（+/-），分组2：数字
 				re := regexp.MustCompile(pattern)
 
 				// 查找所有匹配项
 				matches := re.FindAllStringSubmatch(volume, -1)
-				var sign, numStr, action string
 
 				for _, match := range matches {
 					sign = match[1]   // 符号部分（可能为空）
@@ -754,6 +767,9 @@ func globalCtrlDomain(params *model.SpeechDomainParams) []byte {
 					semanticParams["degree"] = model.ParamsStr{Origin: "一", Norm: "1", Code: 0}
 				}
 
+				log.Println("11111111111111111")
+				fmt.Println(sign)
+
 				if sign == "-" {
 					action = "control_reduceVol"
 				} else {