diff --git a/yangfan/bootanimation/BUILD.gn b/yangfan/bootanimation/BUILD.gn
index 212dd8a734a90ba303dab07080345b3c0a6804c0..b9362933de3438e1356cc70246da30f22930489c 100644
--- a/yangfan/bootanimation/BUILD.gn
+++ b/yangfan/bootanimation/BUILD.gn
@@ -9,13 +9,13 @@ BOOTANIMATION_DIR = "//device/board/isoftstone/yangfan/bootanimation"
 
 ohos_prebuilt_etc("bootanimation-1920x1080") {
   source = "$BOOTANIMATION_DIR/bootanimation-1920x1080.raw"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
 ohos_prebuilt_etc("bootanimation-720x1280") {
   source = "$BOOTANIMATION_DIR/bootanimation-720x1280.raw"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
diff --git a/yangfan/cfg/rootfs/BUILD.gn b/yangfan/cfg/rootfs/BUILD.gn
index 634d6a2ebe388c2b93d9146052b3512d2c0c9036..8d485bac4380b6e6178ef72721560382ee8d1097 100644
--- a/yangfan/cfg/rootfs/BUILD.gn
+++ b/yangfan/cfg/rootfs/BUILD.gn
@@ -8,7 +8,7 @@ import("//build/ohos.gni")
 
 ohos_prebuilt_etc("init.rk3399.cfg") {
   source = "init.rk3399.cfg"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_images = [ chipset_base_dir ]
   install_enable = true
 }
@@ -18,19 +18,19 @@ ohos_prebuilt_executable("weston.cfg") {
   source = "weston.cfg"
   module_install_dir = "etc/init"
   install_images = [ chipset_base_dir ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 ohos_prebuilt_etc("init.rk3399.usb.cfg") {
   source = "init.rk3399.usb.cfg"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_images = [ chipset_base_dir ]
   install_enable = true
 }
 
 ohos_prebuilt_etc("fstab.rk3399") {
   source = "fstab.rk3399"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_images = [ chipset_base_dir ]
   install_enable = true
 }
@@ -47,7 +47,7 @@ if (enable_ramdisk) {
 } else {
   ohos_prebuilt_etc("fstab.required") {
     source = "fstab.required"
-    part_name = "rockchip_products"
+    part_name = "device_yangfan"
     install_images = [ "system" ]
     install_enable = true
   }
diff --git a/yangfan/cfg/rootfs/weston.cfg b/yangfan/cfg/rootfs/weston.cfg
index ea2e69726c205a73c2b203e71661c5770018cc09..f9152d65a25b872460dab199387cf0428d7d06f1 100644
--- a/yangfan/cfg/rootfs/weston.cfg
+++ b/yangfan/cfg/rootfs/weston.cfg
@@ -2,7 +2,7 @@
     "jobs" : [{
             "name" : "services:weston",
             "cmds" : [
-                "mkdir /data/weston",
+                "mkdir /data/weston"
             ]
         }
     ],
diff --git a/yangfan/common/mqtt/mqtt.gni b/yangfan/common/mqtt/mqtt.gni
index bd71497ba5fe0a159914e8f4a1d12bb133c88e87..f8089eb8dd7926f4a383904b42bb718d48c754c2 100644
--- a/yangfan/common/mqtt/mqtt.gni
+++ b/yangfan/common/mqtt/mqtt.gni
@@ -1,3 +1,3 @@
-subsystem_name = "rockchip_products"
+subsystem_name = "device_yangfan"
 part_name = "mqtt"
 mqtt_exe_prefix = "mqtt_"
diff --git a/yangfan/common/mqtt/ohos.build b/yangfan/common/mqtt/ohos.build
index f63a5775e641644fa71d07d1f115bf5af8b96017..a6da572a7e3da219d5858194ef27720315e3357c 100644
--- a/yangfan/common/mqtt/ohos.build
+++ b/yangfan/common/mqtt/ohos.build
@@ -1,5 +1,5 @@
 {
-  "subsystem": "rockchip_products",
+  "subsystem": "device_yangfan",
   "parts": {
     "mqtt": {
       "module_list": [
diff --git a/yangfan/kernel/drivers/wifi/BUILD.gn b/yangfan/kernel/drivers/wifi/BUILD.gn
index afd056830ed86d73149ce9af2638993eb4eb9ff1..6f45970767c27a6a0ce3be8a1b5fb968d99003b5 100755
--- a/yangfan/kernel/drivers/wifi/BUILD.gn
+++ b/yangfan/kernel/drivers/wifi/BUILD.gn
@@ -22,7 +22,7 @@ ohos_prebuilt_etc("clm_bcm43752a2_ag.blob") {
   source = "$AP6XXX_ETC_DIR/clm_bcm43752a2_ag.blob"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -30,7 +30,7 @@ ohos_prebuilt_etc("fw_bcm43752a2_ag_apsta.bin") {
   source = "$AP6XXX_ETC_DIR/fw_bcm43752a2_ag_apsta.bin"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -38,7 +38,7 @@ ohos_prebuilt_etc("fw_bcm43752a2_ag.bin") {
   source = "$AP6XXX_ETC_DIR/fw_bcm43752a2_ag.bin"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -46,7 +46,7 @@ ohos_prebuilt_etc("nvram_ap6275s.txt") {
   source = "$AP6XXX_ETC_DIR/nvram_ap6275s.txt"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -55,7 +55,7 @@ ohos_prebuilt_etc("fw_bcm43438a1.bin") {
   source = "$AP6XXX_ETC_DIR/fw_bcm43438a1.bin"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -63,7 +63,7 @@ ohos_prebuilt_etc("fw_cyw43438_apsta.bin") {
   source = "$AP6XXX_ETC_DIR/fw_cyw43438_apsta.bin"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -71,7 +71,7 @@ ohos_prebuilt_etc("fw_cyw43438_p2p.bin") {
   source = "$AP6XXX_ETC_DIR/fw_cyw43438_p2p.bin"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -79,7 +79,7 @@ ohos_prebuilt_etc("nvram_ap6212a.txt") {
   source = "$AP6XXX_ETC_DIR/nvram_ap6212a.txt"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "firmware"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -87,7 +87,7 @@ ohos_prebuilt_etc("cywdhd.ko") {
   source = "$MODULES_DIR/cywdhd.ko"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "modules"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -95,7 +95,7 @@ ohos_prebuilt_etc("bcmdhd.ko") {
   source = "$MODULES_DIR/bcmdhd.ko"
   install_images = [ chipset_base_dir ]
   relative_install_dir = "modules"
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -104,14 +104,14 @@ ohos_prebuilt_etc("bcmdhd.ko") {
 ohos_prebuilt_etc("resolv.conf") {
   source = "$DNS_CONFIG_DIR/etc/resolv.conf"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
 ohos_prebuilt_etc("hostapd.conf") {
   source = "$DNS_CONFIG_DIR/etc/hostapd.conf"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
   install_enable = true
 }
 
@@ -120,7 +120,7 @@ ohos_prebuilt_executable("wpa_cli") {
   source = "$WIFI_BIN_DIR/wpa_cli"
   module_install_dir = "bin"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 ohos_prebuilt_executable("wpa_supplicant") {
@@ -128,7 +128,7 @@ ohos_prebuilt_executable("wpa_supplicant") {
   source = "$WIFI_BIN_DIR/wpa_supplicant"
   module_install_dir = "bin"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 ohos_prebuilt_executable("hostapd") {
@@ -136,7 +136,7 @@ ohos_prebuilt_executable("hostapd") {
   source = "$WIFI_BIN_DIR/hostapd"
   module_install_dir = "bin"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 ohos_prebuilt_executable("hostapd_cli") {
@@ -144,28 +144,28 @@ ohos_prebuilt_executable("hostapd_cli") {
   source = "$WIFI_BIN_DIR/hostapd_cli"
   module_install_dir = "bin"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 ohos_prebuilt_shared_library("libwpa.z.so") {
   source = "$WIFI_LIB_DIR/libwpa.z.so"
   module_install_dir = "lib"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 ohos_prebuilt_shared_library("libwpa_client.z.so") {
   source = "$WIFI_LIB_DIR/libwpa_client.z.so"
   module_install_dir = "lib"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 ohos_prebuilt_shared_library("libnl_share.z.so") {
   source = "$WIFI_LIB_DIR/libnl_share.z.so"
   module_install_dir = "lib"
   install_images = [ "system" ]
-  part_name = "rockchip_products"
+  part_name = "device_yangfan"
 }
 
 group("ap6xxx") {
diff --git a/yangfan/kernel/hdf/drivers/camera/BUILD.gn b/yangfan/kernel/hdf/drivers/camera/BUILD.gn
index 8918153aa58b466f5e8f772fbb2208dc0ffa1cbb..dfb28f1d99daffe1483abce3c316b3b5af83a635 100644
--- a/yangfan/kernel/hdf/drivers/camera/BUILD.gn
+++ b/yangfan/kernel/hdf/drivers/camera/BUILD.gn
@@ -27,8 +27,8 @@ ohos_prebuilt_etc("camera_host_config.hcb") {
   hcs_outputs = get_target_outputs(":build_camera_host_config")
   source = hcs_outputs[0]
   relative_install_dir = "hdfconfig"
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
 
 hc_gen_c("generate_source") {
@@ -87,8 +87,8 @@ ohos_prebuilt_etc("ipp_algo_config.hcb") {
   hcs_outputs = get_target_outputs(":build_ipp_algo_config")
   source = hcs_outputs[0]
   relative_install_dir = "hdfconfig"
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
 
 config("example_config") {
@@ -228,8 +228,8 @@ ohos_shared_library("camera_host_vdi_impl_1.0") {
   ]
   public_configs = [ ":camhdi_impl_config" ]
   install_images = [ chipset_base_dir ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
 
 ohos_static_library("camera_host_vdi_impl_1.0_static") {
@@ -278,8 +278,8 @@ ohos_static_library("camera_host_vdi_impl_1.0_static") {
   ]
 
   public_configs = [ ":camhdi_impl_config" ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
 
 group("camera_board_test") {
diff --git a/yangfan/kernel/hdf/drivers/camera/demo/BUILD.gn b/yangfan/kernel/hdf/drivers/camera/demo/BUILD.gn
index be3d54bdb997e0147e2e755a63444dfb11504e76..20065758045959c7e621ec52e1e2878dda6e44d7 100644
--- a/yangfan/kernel/hdf/drivers/camera/demo/BUILD.gn
+++ b/yangfan/kernel/hdf/drivers/camera/demo/BUILD.gn
@@ -99,6 +99,6 @@ ohos_executable("ohos_camera_demo") {
   public_configs = [ ":ohos_camera_demo_config" ]
   install_enable = false
   install_images = [ chipset_base_dir ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
diff --git a/yangfan/kernel/hdf/drivers/camera/device_manager/BUILD.gn b/yangfan/kernel/hdf/drivers/camera/device_manager/BUILD.gn
index a691a551cd198eafaf9c2fc6acdb05e0a62fe4de..9f3c60d8d309c2515d10a5ab54e7ca802ccd58c6 100644
--- a/yangfan/kernel/hdf/drivers/camera/device_manager/BUILD.gn
+++ b/yangfan/kernel/hdf/drivers/camera/device_manager/BUILD.gn
@@ -85,6 +85,6 @@ ohos_shared_library("camera_device_manager") {
   }
   external_deps += [ "drivers_interface_camera:metadata" ]
   public_configs = [ ":device_manager_config" ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
diff --git a/yangfan/kernel/hdf/drivers/camera/driver_adapter/BUILD.gn b/yangfan/kernel/hdf/drivers/camera/driver_adapter/BUILD.gn
index 062c62fd8d00af2f75c85effc8aeb9937cbff853..095e5ae384951c5b7d7e6778460c092f614329ee 100644
--- a/yangfan/kernel/hdf/drivers/camera/driver_adapter/BUILD.gn
+++ b/yangfan/kernel/hdf/drivers/camera/driver_adapter/BUILD.gn
@@ -30,8 +30,8 @@ if (defined(ohos_lite)) {
       source = "//device/hisilicon/hardware/media/hal/camera/libs/hispark_taurus/std/libdriver_adapter.z.so"
     }
     module_install_dir = "lib/"
-    part_name = "rockchip_products"
-    subsystem_name = "rockchip_products"
+    part_name = "device_yangfan"
+    subsystem_name = "device_yangfan"
   }
 }
 
@@ -81,6 +81,6 @@ ohos_shared_library("camera_v4l2_adapter") {
   external_deps += [ "drivers_interface_camera:metadata" ]
   public_configs = [ ":v4l2_config" ]
   install_images = [ chipset_base_dir ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
diff --git a/yangfan/kernel/hdf/drivers/camera/driver_adapter/test/v4l2_test/BUILD.gn b/yangfan/kernel/hdf/drivers/camera/driver_adapter/test/v4l2_test/BUILD.gn
index f6d0da3e539d7b6354ababd6eed6087aa9ed0efe..3c2506220a7f1a7a99c314f88f3cf0bd51ee011e 100644
--- a/yangfan/kernel/hdf/drivers/camera/driver_adapter/test/v4l2_test/BUILD.gn
+++ b/yangfan/kernel/hdf/drivers/camera/driver_adapter/test/v4l2_test/BUILD.gn
@@ -54,6 +54,6 @@ ohos_executable("v4l2_main") {
 
   public_configs = [ ":v4l2_maintest" ]
   install_images = [ chipset_base_dir ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
diff --git a/yangfan/kernel/hdf/drivers/camera/metadata_manager/BUILD.gn b/yangfan/kernel/hdf/drivers/camera/metadata_manager/BUILD.gn
index 4b996a46e29fad78dc6dd42bc0cb77f6e555fccc..81a8fde58f72da0e28a09da12e5e15258c2a4fd0 100644
--- a/yangfan/kernel/hdf/drivers/camera/metadata_manager/BUILD.gn
+++ b/yangfan/kernel/hdf/drivers/camera/metadata_manager/BUILD.gn
@@ -71,7 +71,7 @@ if (!defined(ohos_lite)) {
 
     public_configs = [ ":camera_metadata_manager_config" ]
     install_images = [ chipset_base_dir ]
-    subsystem_name = "rockchip_products"
-    part_name = "rockchip_products"
+    subsystem_name = "device_yangfan"
+    part_name = "device_yangfan"
   }
 }
diff --git a/yangfan/kernel/hdf/drivers/camera/pipeline_core/BUILD.gn b/yangfan/kernel/hdf/drivers/camera/pipeline_core/BUILD.gn
index 758853177a9000d994831301f00e1de774647458..7546e64eb65e3f855433b9abb738fede01089b2e 100644
--- a/yangfan/kernel/hdf/drivers/camera/pipeline_core/BUILD.gn
+++ b/yangfan/kernel/hdf/drivers/camera/pipeline_core/BUILD.gn
@@ -122,6 +122,7 @@ ohos_shared_library("camera_pipeline_core") {
     "//device/soc/rockchip/rk3399/hardware/rga/include",
     "//device/soc/rockchip/rk3399/hardware/mpp/include",
     "//third_party/libjpeg-turbo",
+    "//third_party/bounds_checking_function/include",
     "$camera_path/metadata_manager/include",
 
     # hcs parser
@@ -137,6 +138,7 @@ ohos_shared_library("camera_pipeline_core") {
     "//device/soc/rockchip/rk3399/hardware/rga:librga",
     "//drivers/interface/camera/v1_0:libcamera_stub_1.0",
     "//third_party/libjpeg-turbo:turbojpeg_static",
+    "//third_party/bounds_checking_function:libsec_shared",
 
     # hcs parser
     "$hdf_uhdf_path/utils:libhdf_utils",
@@ -153,8 +155,8 @@ ohos_shared_library("camera_pipeline_core") {
   }
   external_deps += [ "drivers_interface_camera:metadata" ]
   public_configs = [ ":pipe_config" ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
 
 config("example_config") {
@@ -176,6 +178,6 @@ ohos_shared_library("camera_ipp_algo_example") {
   ]
   external_deps = [ "c_utils:utils" ]
   public_configs = [ ":example_config" ]
-  subsystem_name = "rockchip_products"
-  part_name = "rockchip_products"
+  subsystem_name = "device_yangfan"
+  part_name = "device_yangfan"
 }
diff --git a/yangfan/ohos.build b/yangfan/ohos.build
index 62ad4fc38fce9166137f8a6d1de35a55aa746452..b20289aa84556a8b297699304cf33c815809d71e 100755
--- a/yangfan/ohos.build
+++ b/yangfan/ohos.build
@@ -1,7 +1,7 @@
 {
-    "subsystem": "rockchip_products",
+    "subsystem": "device_yangfan",
     "parts": {
-        "rockchip_products": {
+        "device_yangfan": {
             "module_list": [
                 "//device/board/isoftstone/${product_name}:rk3399_group",
                 "//vendor/isoftstone/${product_name}/bluetooth:libbt_vendor",