diff --git a/chipsets/all.xml b/chipsets/all.xml
index 2cdab7d2dad9a0a8a4e3b169e2f99ca7d0f8d000..e218adc8351abdf3fa6b8c49ba441a9f370bdadb 100755
--- a/chipsets/all.xml
+++ b/chipsets/all.xml
@@ -5,6 +5,5 @@
   <include name="chipsets/qemu/qemu.xml" />
   <include name="chipsets/hispark/hispark.xml" />
   <include name="chipsets/dayu200/dayu200.xml" />
-  <include name="chipsets/unionpi_tiger/unionpi_tiger.xml" />
   <include name="chipsets/alientek/alientek.xml" />
 </manifest>
diff --git a/chipsets/unionpi_tiger.xml b/chipsets/unionpi_tiger.xml
deleted file mode 100755
index 52111c462211d6aab1e703e4daba8c059257bef4..0000000000000000000000000000000000000000
--- a/chipsets/unionpi_tiger.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<manifest>
-  <remote fetch="." name="origin" review="https://openharmony.gitee.com/openharmony/"/>
-  <default remote="origin" revision="OpenHarmony-3.2-Release" sync-j="4" />
-
-  <include name="ohos/ohos.xml" />
-  <include name="chipsets/unionpi_tiger/unionpi_tiger.xml" />
-</manifest>
diff --git a/chipsets/unionpi_tiger/unionpi_tiger.xml b/chipsets/unionpi_tiger/unionpi_tiger.xml
deleted file mode 100755
index 47ab4da2030aaedb32549844b2309307584ccdb4..0000000000000000000000000000000000000000
--- a/chipsets/unionpi_tiger/unionpi_tiger.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<manifest>
-  <remote fetch="." name="origin" review="https://openharmony.gitee.com/openharmony/"/>
-  <default remote="origin" revision="OpenHarmony-3.2-Release" sync-j="4" />
-
-  <project name="device_board_unionman" path="device/board/unionman" groups="default,ohos:standard,ohos:chipset"/>
-  <project name="device_soc_amlogic" path="device/soc/amlogic" groups="default,ohos:standard,ohos:chipset"/>
-  <project name="vendor_unionman" path="vendor/unionman" groups="default,ohos:standard,ohos:chipset"/>
-</manifest>