diff --git a/zvm_config/qemu_platform/hub/Image b/zvm_config/qemu_platform/hub/Image
deleted file mode 100644
index f3bdb10527611f1a33f1abd0ab42179d6642ca7a..0000000000000000000000000000000000000000
Binary files a/zvm_config/qemu_platform/hub/Image and /dev/null differ
diff --git a/zvm_config/qemu_platform/hub/Image_debian b/zvm_config/qemu_platform/hub/Image_debian
deleted file mode 100644
index 24deb617ac9827fbfe2f7c000efe99594ab0431e..0000000000000000000000000000000000000000
Binary files a/zvm_config/qemu_platform/hub/Image_debian and /dev/null differ
diff --git a/zvm_config/qemu_platform/hub/Image_oee b/zvm_config/qemu_platform/hub/Image_oee
deleted file mode 100755
index 592646429e0240a01067257e444353176e5f8b20..0000000000000000000000000000000000000000
Binary files a/zvm_config/qemu_platform/hub/Image_oee and /dev/null differ
diff --git a/zvm_config/qemu_platform/hub/README.rst b/zvm_config/qemu_platform/hub/README.rst
index 3c2e96e24fdc03b2ec4ce28186fce87b608fffd5..94ecc222ba1ccd8fd1ab0232cf5d5fa32c355771 100644
--- a/zvm_config/qemu_platform/hub/README.rst
+++ b/zvm_config/qemu_platform/hub/README.rst
@@ -13,7 +13,10 @@ linux
 - Image_debian: Debian v10
     - login1:root/123 
     - login2:zvm/123456789zxcv!
-
+- Image_ubuntu: Ubuntu 20
+    - login:root/123
+- Image_ubuntu16_base: Ubuntu 16
+    - login:root/123
 zephyr
 ------------------
 - zephyr.bin: Zephyr version 2.7.99
diff --git a/zvm_config/qemu_platform/hub/zephyr.bin b/zvm_config/qemu_platform/hub/zephyr.bin
deleted file mode 100755
index 436818ef5e09835f7a26f757b59fe1e54f1808cc..0000000000000000000000000000000000000000
Binary files a/zvm_config/qemu_platform/hub/zephyr.bin and /dev/null differ
diff --git a/zvm_config/rk3568_platform/Image b/zvm_config/rk3568_platform/Image
deleted file mode 100644
index 88f57f64bd3be48c15a7eb662c17ac262a71933a..0000000000000000000000000000000000000000
Binary files a/zvm_config/rk3568_platform/Image and /dev/null differ
diff --git a/zvm_doc/3_Run_on_ARM64_QEMU.rst b/zvm_doc/3_Run_on_ARM64_QEMU.rst
index cc055dbe2ab94812c2e859cf28ad18096987bc46..a69dafc74dfc1bb8ca853a1ee87dcb3ab761550a 100644
--- a/zvm_doc/3_Run_on_ARM64_QEMU.rst
+++ b/zvm_doc/3_Run_on_ARM64_QEMU.rst
@@ -50,7 +50,8 @@
     cp -r zvm_vm_image/qemu_max/zephyr/* zvm/zvm_config/qemu_platform/hub
 
 此时，在zvm_config/qemu_platform/hub目录下有Linux和zephyr虚拟机的镜像，直接执行如下命令即可运行：
-（注：上述仓库中镜像可以选择下单个或者多个）
+（注1：上述仓库中镜像可以选择下单个或者多个）
+（注2：如果要运行linux guest os，请修改auto_zvm.sh:47行处linux镜像名为自己想运行的linux镜像）
 
 .. code:: shell