diff --git a/.github/workflows/ios.yml b/.github/workflows/ios.yml
new file mode 100644
index 00000000..6ce5be8d
--- /dev/null
+++ b/.github/workflows/ios.yml
@@ -0,0 +1,30 @@
+name: ios
+on:
+  push:
+    branches:
+     - master
+     - 'feature/**'
+    paths:
+      - 'src/**'
+      - 'ios/**'
+      - '.github/workflows/ios.yml'
+  pull_request:
+    branches: [master]
+    paths:
+      - 'src/**'
+      - 'ios/**'
+      - '.github/workflows/ios.yml'
+
+jobs:
+  build:
+    name: ios-build
+    runs-on: macos-latest
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: 'recursive'
+
+      - name: build
+        run: |
+          ./script/ios_build.sh
\ No newline at end of file
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 76a1baeb..6fd0a585 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -17,7 +17,7 @@ on:
 
 jobs:
   build:
-    name: linux-build
+    name: python-build
     runs-on: ubuntu-latest
 
     steps:
diff --git a/ios/mnn-llm/mnn-llm.xcodeproj/project.pbxproj b/ios/mnn-llm/mnn-llm.xcodeproj/project.pbxproj
index 5f19f611..fbf34327 100644
--- a/ios/mnn-llm/mnn-llm.xcodeproj/project.pbxproj
+++ b/ios/mnn-llm/mnn-llm.xcodeproj/project.pbxproj
@@ -182,7 +182,6 @@
 		4D94A73A2C2025B6004E5A87 /* SparseConvolutionTiledExecutor.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4D9488742C2025B0004E5A87 /* SparseConvolutionTiledExecutor.cpp */; };
 		4D94A73B2C2025B6004E5A87 /* StrassenMatmulComputor.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4D9488762C2025B0004E5A87 /* StrassenMatmulComputor.cpp */; };
 		4D94A73C2C2025B6004E5A87 /* WinogradOptFunction.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4D9488782C2025B0004E5A87 /* WinogradOptFunction.cpp */; };
-		4D94A7702C2025B6004E5A87 /* CMakeLists.txt in Resources */ = {isa = PBXBuildFile; fileRef = 4D9488CB2C2025B0004E5A87 /* CMakeLists.txt */; };
 		4D94A7712C2025B6004E5A87 /* CPUArgMax.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4D9488CC2C2025B0004E5A87 /* CPUArgMax.cpp */; };
 		4D94A7722C2025B6004E5A87 /* CPUAttention.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4D9488CE2C2025B0004E5A87 /* CPUAttention.cpp */; };
 		4D94A7732C2025B6004E5A87 /* CPUBackend.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4D9488D02C2025B0004E5A87 /* CPUBackend.cpp */; };
@@ -657,7 +656,6 @@
 		4D9488782C2025B0004E5A87 /* WinogradOptFunction.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WinogradOptFunction.cpp; sourceTree = "<group>"; };
 		4D9488792C2025B0004E5A87 /* WinogradOptFunction.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = WinogradOptFunction.hpp; sourceTree = "<group>"; };
 		4D9488CA2C2025B0004E5A87 /* BinaryUtils.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = BinaryUtils.hpp; sourceTree = "<group>"; };
-		4D9488CB2C2025B0004E5A87 /* CMakeLists.txt */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = CMakeLists.txt; sourceTree = "<group>"; };
 		4D9488CC2C2025B0004E5A87 /* CPUArgMax.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CPUArgMax.cpp; sourceTree = "<group>"; };
 		4D9488CD2C2025B0004E5A87 /* CPUArgMax.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = CPUArgMax.hpp; sourceTree = "<group>"; };
 		4D9488CE2C2025B0004E5A87 /* CPUAttention.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CPUAttention.cpp; sourceTree = "<group>"; };
@@ -1423,7 +1421,6 @@
 				4D9488352C2025B0004E5A87 /* arm */,
 				4D94887A2C2025B0004E5A87 /* compute */,
 				4D9488CA2C2025B0004E5A87 /* BinaryUtils.hpp */,
-				4D9488CB2C2025B0004E5A87 /* CMakeLists.txt */,
 				4D9488CC2C2025B0004E5A87 /* CPUArgMax.cpp */,
 				4D9488CD2C2025B0004E5A87 /* CPUArgMax.hpp */,
 				4D9488CE2C2025B0004E5A87 /* CPUAttention.cpp */,
@@ -1896,7 +1893,6 @@
 			files = (
 				4D5B97932B2B21D5003AF2F1 /* Preview Assets.xcassets in Resources */,
 				4D5B97902B2B21D5003AF2F1 /* Assets.xcassets in Resources */,
-				4D94A7702C2025B6004E5A87 /* CMakeLists.txt in Resources */,
 				4D94B93A2C203DA7004E5A87 /* qwen1.5-0.5b-chat in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
diff --git a/resource/models/download_models.ps1 b/resource/models/download_models.ps1
deleted file mode 100644
index 0661a50f..00000000
--- a/resource/models/download_models.ps1
+++ /dev/null
@@ -1,96 +0,0 @@
-function help {
-    Write-Host "model download script"
-    Write-Host "Usage: ./download_model.ps1 [OPTIONS]"
-    Write-Host ""
-    Write-Host "Options:"
-    Write-Host "    -h,--help                   Print this help message and exit"
-    Write-Host "    fp16,int8,int4              Chose different models"
-    Write-Host "    proxy                       Use https://ghproxy.com to proxy github when download file"
-}
-
-function fp16_model {
-    mkdir fp16
-    for ($i = 0; $i -le 27; $i++) {
-        Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.1/glm_block_$i.mnn" -OutFile "fp16\glm_block_$i.mnn"
-    }
-
-    Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.1/lm.mnn" -OutFile "fp16\lm.mnn"
-    Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.1/slim_word_embeddings.bin" -OutFile "fp16\slim_word_embeddings.bin"
-}
-
-function int8_model {
-    mkdir int8
-    for ($i = 0; $i -le 27; $i++) {
-        Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.2/glm_block_$i.mnn" -OutFile "int8\glm_block_$i.mnn"
-    }
-
-    Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.1/lm.mnn" -OutFile "int8\lm.mnn"
-    Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.1/slim_word_embeddings.bin" -OutFile "int8\slim_word_embeddings.bin"
-}
-
-function int4_model {
-    mkdir int4
-    for ($i = 0; $i -le 27; $i++) {
-        Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.3/glm_block_$i.mnn" -OutFile "int4\glm_block_$i.mnn"
-    }
-
-    Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.1/lm.mnn" -OutFile "int4\lm.mnn"
-    Invoke-WebRequest -Uri "$($args[0])https://github.com/wangzhaode/ChatGLM-MNN/releases/download/v0.1/slim_word_embeddings.bin" -OutFile "int4\slim_word_embeddings.bin"
-}
-
-if ($args.Length -eq 0) {
-    help
-    exit 1
-}
-
-$proxy = $false
-
-foreach ($arg in $args) {
-    switch ($arg) {
-        "--help" {
-            help
-        }
-        "-h" {
-            help
-        }
-        "proxy" {
-            $proxy = $true
-        }
-    }
-}
-
-if ($proxy) {
-    foreach ($arg in $args) {
-        switch ($arg) {
-            "fp16" {
-                fp16_model "https://ghproxy.com/"
-            }
-            "int8" {
-                int8_model "https://ghproxy.com/"
-            }
-            "int4" {
-                int4_model "https://ghproxy.com/"
-            }
-            default {
-                help
-            }
-        }
-    }
-} else {
-    foreach ($arg in $args) {
-        switch ($arg) {
-            "fp16" {
-                fp16_model ""
-            }
-            "int8" {
-                int8_model ""
-            }
-            "int4" {
-                int4_model ""
-            }
-            default {
-                help
-            }
-        }
-    }
-}
\ No newline at end of file
diff --git a/script/ios_build.sh b/script/ios_build.sh
new file mode 100755
index 00000000..33752476
--- /dev/null
+++ b/script/ios_build.sh
@@ -0,0 +1,11 @@
+xcodebuild \
+CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO CODE_SIGN_ENTITLEMENTS="" CODE_SIGNING_ALLOWED=NO \
+-project ios/mnn-llm/mnn-llm.xcodeproj \
+-target mnn-llm \
+-configuration Debug \
+-sdk iphonesimulator
+
+
+#-destination "platform=iOS,id=dvtdevice-DVTiPhonePlaceholder-iphoneos:placeholder,name=Any iOS Device" \
+#CODE_SIGN_IDENTITY="" \
+#CODE_SIGNING_REQUIRED=NO
\ No newline at end of file