diff --git a/.gitignore b/.gitignore
index 71ca34e8505adffc2f0f23ea13fff1ff9b1ea2fe..f1def4adcec1a235eb349b3dacbc1f656707ec67 100644
--- a/.gitignore
+++ b/.gitignore
@@ -67,4 +67,4 @@ build.sh
 .meta
 software/*
 avg
-installed*
\ No newline at end of file
+installed
diff --git a/README.md b/README.md
index a9c2180e990447460a9f7181bef8f45ffa197f82..bda24f35d575e771c71f60ad5176ee1160c5e14b 100644
--- a/README.md
+++ b/README.md
@@ -138,43 +138,49 @@ eg:
 ./jarvis -l
 ```
 
-8.一键生成环境变量(会读取配置文件中的[ENV]字段内容并生成env.sh脚本执行，默认自动生成)
+8.查询已安装的软件
+
+```
+./jarvis -f xxx
+```
+
+9.一键生成环境变量(会读取配置文件中的[ENV]字段内容并生成env.sh脚本执行，默认自动生成)
 
 ```
 ./jarvis -e && source ./env.sh
 ```
 
-9.一键编译（会读取配置文件中的[BUILD]字段内容并生成build.sh脚本执行）
+10.一键编译（会读取配置文件中的[BUILD]字段内容并生成build.sh脚本执行）
 
 ```
 ./jarvis -b
 ```
 
-10.一键运行（会读取配置文件中的[RUN]字段内容并生成run.sh脚本执行）
+11.一键运行（会读取配置文件中的[RUN]字段内容并生成run.sh脚本执行）
 
 ```
 ./jarvis -r
 ```
 
-11.一键性能采集(会读取配置文件中的[PERF]字段内容的perf值)
+12.一键性能采集(会读取配置文件中的[PERF]字段内容的perf值)
 
 ```
 ./jarvis -p
 ```
 
-12.一键GPU性能采集(需安装nsys、ncu)
+13.一键GPU性能采集(需安装nsys、ncu)
 
 ```
 ./jarvis -gp
 ```
 
-13.一键输出服务器信息(包括CPU、网卡、OS、内存等)
+14.一键输出服务器信息(包括CPU、网卡、OS、内存等)
 
 ```
 ./jarvis -i
 ```
 
-14.一键服务器性能评测(包括MPI、OMP、P2P等)
+15.一键服务器性能评测(包括MPI、OMP、P2P等)
 
 ```
 ./jarvis -bench all    #运行所有benchmark
@@ -183,20 +189,20 @@ eg:
 ./jarvis -bench gemm   #运行矩阵运算 benchmark
 ```
 
-15.切换配置(配置文件路径会保存到.meta文件中)
+16.切换配置(配置文件路径会保存到.meta文件中)
 
 ```
 ./jarvis -use XXX.config
 ```
 
-16.根据当前配置生成Singularity容器定义文件
+17.根据当前配置生成Singularity容器定义文件
 
 ```
 ./jarvis -container docker-hub-address
 eg: ./jarvis -container openeuler:openeuler
 ```
 
-17.其它功能查看（网络检测等）
+18.其它功能查看（网络检测等）
 
 ```
 ./jarvis -h
diff --git a/images/wechat-group-qr.png b/images/wechat-group-qr.png
index 32e7143e1429f1658a7cac818ccd194b74e29456..bce6c94fa0f1aced0f1c4cad8f397446d5d0749e 100644
Binary files a/images/wechat-group-qr.png and b/images/wechat-group-qr.png differ
diff --git a/src/analysisService.py b/src/analysisService.py
index 37c7a7566a3242b72cc40a481e632e02d81b0f05..24c230a304bff436e218ccf5ebd50b2cdc35065c 100644
--- a/src/analysisService.py
+++ b/src/analysisService.py
@@ -80,6 +80,9 @@ class AnalysisService:
     
     def remove(self,software_path):
         self.jinstall.remove(software_path)
+
+    def find(self,content):
+        self.jinstall.find(content)
     
     def install_deps(self):
         self.jinstall.install_depend()
diff --git a/src/installService.py b/src/installService.py
index 8ddc78177d361da695f6283e580372ca1a0e2d04..f5543d510806e9ffbcccedd31779c279310adc06 100644
--- a/src/installService.py
+++ b/src/installService.py
@@ -391,10 +391,13 @@ chmod +x {depend_file}
                 print(f"{i+1}: {remove_list[i]}")
             self.tool.prt_content("")
             choice = input(f"find {lens} software, which one do you want to remove?\n")
-            choice = int(choice)
-            if choice > lens or choice < 1:
-                print("Wrong choice!")
-                return
+            try:
+                choice = int(choice)
+                if choice > lens or choice < 1:
+                    print("invalid choice!")
+                    return
+            except:
+                sys.exit("please enter a valid number!")
         self.set_installed_status(remove_list[choice-1], "0")
         print("Successfully remove "+software_info)
         
@@ -408,4 +411,16 @@ chmod +x {depend_file}
         for file in installed_list:
             file = file.replace(self.SOFTWARE_PATH, 'software')
             print(file)
+    
+    def find(self, content):
+        self.tool.prt_content(f"Looking for package {content}")
+        file_list = [d for d in glob(self.SOFTWARE_PATH+'/**', recursive=True)]
+        flag = False
+        for file in file_list:
+            if os.path.isdir(file) and self.is_installed(file):
+                if content in file:
+                    flag = True
+                    print(f"FOUND: {file}")
+        if not flag:
+            print("NOT FOUND")
         
\ No newline at end of file
diff --git a/src/jarvis.py b/src/jarvis.py
index ca1e15d99cdd02fb59f945045ef9de3512380be0..8e400a7150a67a6ee41e5d79d25f8efa8565e748 100644
--- a/src/jarvis.py
+++ b/src/jarvis.py
@@ -17,8 +17,10 @@ class Jarvis:
         parser.add_argument("-l","--list", help=f"get installed package info", action="store_true")
         #accept software_name/version GCC/GCC+MPI/CLANG/CLANG+MPI
         parser.add_argument("-install","--install", help=f"install dependency", nargs=2)
-        #accept software_name/version GCC/GCC+MPI/CLANG/CLANG+MPI
+        #remove
         parser.add_argument("-remove","--remove", help=f"remove software", nargs=1)
+        #find
+        parser.add_argument("-find","--find", help=f"find software", nargs=1)
         # dependency install
         parser.add_argument("-dp","--depend", help=f"{DataService.app_name} dependency install", action="store_true")
         parser.add_argument("-e","--env", help=f"set environment {DataService.app_name}", action="store_true")
@@ -64,6 +66,9 @@ class Jarvis:
         if self.args.remove:
             self.analysis.remove(self.args.remove[0])
         
+        if self.args.find:
+            self.analysis.find(self.args.find[0])
+        
         if self.args.env:
             self.analysis.env()