diff --git a/Cargo.toml b/Cargo.toml
index 091fb5a36693a3a9c4a255fb0df3b3434afb2a39..eeb4eab704a20d7293790b8d634e88e75e49d8d3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,6 +41,10 @@ windows-sys = { version = "0.36.1", features = [
   "Win32_System_SystemServices",
 ] }
 
+[[example]]
+name = "test_liteos"
+crate-type = ["staticlib"]
+required-features = ["alloc"]
 
 [profile.dev]
 opt-level = 2
diff --git a/examples/led.rs b/examples/led.rs
deleted file mode 100644
index c6ed68c5a7ed7038004b9fc57062547e8f9eaf58..0000000000000000000000000000000000000000
--- a/examples/led.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-#![no_std]
-
-use stdlib::thread::{self};
-
-extern "C" {
-    fn led_toggle();
-}
-#[no_mangle]
-extern "C" fn app_init() {
-    loop {
-        unsafe { led_toggle() };
-        thread::sleep(1000);
-    }
-}
-#[cfg(not(test))]
-#[panic_handler]
-pub fn painc_handler(_info: &core::panic::PanicInfo<'_>) -> ! {
-    loop {}
-}
diff --git a/examples/test_condvar.rs b/examples/test_condvar.rs
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/examples/test_mutex.rs b/examples/test_mutex.rs
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000