diff --git a/build.rs b/build.rs
index fa3a28318cca8d633f4309f8e886bc23848a20f8..379b25ffef47e1160264ce7e77099f1e7e2bce6c 100644
--- a/build.rs
+++ b/build.rs
@@ -27,7 +27,9 @@ fn main() {
 
         write!(fcfg, "pub const CPU_CORE_NUMBERS: usize = {}usize;", cpus).unwrap();
     }
+
     println!("cargo:rerun-if-changed=build.rs");
+
     println!(
         "cargo:rerun-if-changed={}",
         top_path.join(".cargo/config.toml").to_str().unwrap()
diff --git a/examples/liteos/mod.rs b/examples/liteos/mod.rs
index 29eca78453888dc694c4241dd5aa39a8d1bc91b4..a9556e84e62272beeda6636efa4d6f426def4bd0 100644
--- a/examples/liteos/mod.rs
+++ b/examples/liteos/mod.rs
@@ -1,4 +1,7 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 mod parker;
 pub use parker::*;
 mod mutex;
 pub use mutex::*;
+
diff --git a/examples/liteos/mutex.rs b/examples/liteos/mutex.rs
index 70124c3e5f128ab964d6436ced0ca0dd3bc50096..d508391c907334d479bcaad8ed801b0b3811ced7 100644
--- a/examples/liteos/mutex.rs
+++ b/examples/liteos/mutex.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use alloc::sync::Arc;
 use stdlib::sync::Mutex;
 use stdlib::thread;
@@ -16,3 +18,4 @@ pub fn mutex_test() {
     let mm = mutex.lock();
     assert_eq!(*mm, 46);
 }
+
diff --git a/examples/liteos/parker.rs b/examples/liteos/parker.rs
index a60f2f7afe2d8fb13f9c3368ae86aed438048d31..82080b8f9977564ba34b2a196526d56c62f9747f 100644
--- a/examples/liteos/parker.rs
+++ b/examples/liteos/parker.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use stdlib::{println, sync::parker::*, thread};
 
 pub fn park_timeout_unpark_before() {
@@ -45,3 +47,4 @@ pub fn parker_driver_led() {
         u.unpark();
     }
 }
+
diff --git a/examples/test_liteos.rs b/examples/test_liteos.rs
index cd15257b554bf557cd4e67c3a2a37e5e3c738b22..a983706c5c350d9290328ac7e1c7e8b94a19a76c 100644
--- a/examples/test_liteos.rs
+++ b/examples/test_liteos.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #![no_std]
 #![feature(default_alloc_error_handler)]
 #![feature(panic_info_message)]
@@ -42,3 +44,4 @@ unsafe extern "C" fn app_init() {
     println!("{}", "Test Mutex start...");
     mutex_test();
 }
+
diff --git a/src/anyhow.rs b/src/anyhow.rs
index 90df12177fc169ed6f2cd187f61cb8ece4b953b7..e112c3e265963d1d75357f10d3e6b8b62e4457d1 100644
--- a/src/anyhow.rs
+++ b/src/anyhow.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use alloc::{
     alloc::dealloc,
     boxed::Box,
@@ -144,3 +146,4 @@ impl<T, E: Error + 'static> Context<T, &str> for result::Result<T, E> {
 }
 
 pub type Result<T> = result::Result<T, AnyHow>;
+
diff --git a/src/no_std/collections/mod.rs b/src/no_std/collections/mod.rs
index 7af61052302a4425852ef676760cdfa204a6c220..6df7fb9dcccb53f6a199d0206f1d4434ab6e5eba 100644
--- a/src/no_std/collections/mod.rs
+++ b/src/no_std/collections/mod.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 pub enum PopError {
     /// The queue is empty but not closed.
     Empty,
@@ -126,3 +128,4 @@ use core::fmt;
 use core::sync::atomic::{self, AtomicUsize, Ordering};
 mod unbounded;
 pub use unbounded::Unbounded;
+
diff --git a/src/no_std/collections/objpool.rs b/src/no_std/collections/objpool.rs
index ba21022aae96cd13ea83c4f9f90ae85075641c2f..ddaa19ebc9377685db18bc2bd9eb2f12ba157694 100644
--- a/src/no_std/collections/objpool.rs
+++ b/src/no_std/collections/objpool.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(all(test, not(target_os = "none")))]
 mod tests;
 use crate::sync::parker::Parker;
@@ -350,3 +352,4 @@ impl<T> Drop for ObjPool<T> {
         }
     }
 }
+
diff --git a/src/no_std/collections/objpool/tests.rs b/src/no_std/collections/objpool/tests.rs
index e909de3c8f070fdbb8d20db74c40f71cbeb95b92..64b63a5621cd19dd82ea8eda0092bd7909a9470d 100644
--- a/src/no_std/collections/objpool/tests.rs
+++ b/src/no_std/collections/objpool/tests.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use super::Obj;
 use alloc::format;
 use alloc::sync::Arc;
@@ -54,3 +56,4 @@ fn test_new() {
     }
     assert_eq!(1, 1);
 }
+
diff --git a/src/no_std/collections/unbounded.rs b/src/no_std/collections/unbounded.rs
index bf82f337299abcdc9c327606c85bd06a04e07690..9d5517ef13de72f89764ff33f64de78c5f09c85b 100644
--- a/src/no_std/collections/unbounded.rs
+++ b/src/no_std/collections/unbounded.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(all(test, not(target_os = "none")))]
 mod tests;
 use crate::thread;
@@ -409,3 +411,4 @@ impl<T> Drop for Unbounded<T> {
         }
     }
 }
+
diff --git a/src/no_std/collections/unbounded/tests.rs b/src/no_std/collections/unbounded/tests.rs
index 4cb52d37d83940dffb929db8497d998dd1e688de..dd0ca31492b765d50f581ff8a98edcd26602533e 100644
--- a/src/no_std/collections/unbounded/tests.rs
+++ b/src/no_std/collections/unbounded/tests.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use super::Unbounded;
 
 #[test]
@@ -12,3 +14,4 @@ fn test_push_pop() {
         assert_eq!(d, 456);
     }
 }
+
diff --git a/src/no_std/error.rs b/src/no_std/error.rs
index 13ea387883428774ac8e3281203b3224cf7e5ed2..e960633e5f623b90c5c09d00dfd1157245a2ecd9 100644
--- a/src/no_std/error.rs
+++ b/src/no_std/error.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(all(test,not(target_os="none")))]
 mod tests;
 
@@ -263,3 +265,4 @@ impl dyn Error + Send + Sync {
         })
     }
 }
+
diff --git a/src/no_std/error/tests.rs b/src/no_std/error/tests.rs
index 64d1f9d0f379a3c9056fd0e2c9fdfd0394b09883..62e4ba78d474de2af00a8694dbbfb29d1266ccb0 100644
--- a/src/no_std/error/tests.rs
+++ b/src/no_std/error/tests.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 extern crate std;
 use std::println;
 
@@ -41,3 +43,4 @@ fn test_boxerr() {
 //         Err(e) => assert_eq!(*e.downcast::<A>().unwrap(), A),
 //     }
 // }
+
diff --git a/src/no_std/io/error.rs b/src/no_std/io/error.rs
index 297671b59849824baeea64cd80d10f7e8ccd9025..0d89ce1f6a96c9280cb7a235523e609fa624f56b 100644
--- a/src/no_std/io/error.rs
+++ b/src/no_std/io/error.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(all(test,not(target_os="none")))]
 mod tests;
 use core::{
@@ -143,3 +145,4 @@ impl From<arch::error::Error> for Error {
         Self::from_raw_os_error(v.raw_os_error())
     }
 }
+
diff --git a/src/no_std/io/mod.rs b/src/no_std/io/mod.rs
index 7edf3bf209347f54a6a4fbd2d0a298fa16564c08..a5b239521be33cfa68814a67fddaecbe4c40c88a 100644
--- a/src/no_std/io/mod.rs
+++ b/src/no_std/io/mod.rs
@@ -1,2 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 mod error;
 pub use error::*;
+
diff --git a/src/no_std/lazy.rs b/src/no_std/lazy.rs
index fd38e900fde67b8aaf2d8037fac29ae2eb7f3e0c..41d238b0eac0c0a98665381dc0fcb69f8bd396eb 100644
--- a/src/no_std/lazy.rs
+++ b/src/no_std/lazy.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 //! Lazy values and one-time initialization of static data.
 
 #[cfg(test)]
@@ -267,3 +269,4 @@ impl<T: Default> Default for SyncLazy<T> {
         SyncLazy::new(T::default)
     }
 }
+
diff --git a/src/no_std/lazy/tests.rs b/src/no_std/lazy/tests.rs
index 8b137891791fe96927ad78e64b0aad7bded08bdc..290b56efb2078de5b9eaa0d0435fa15792e303ed 100644
--- a/src/no_std/lazy/tests.rs
+++ b/src/no_std/lazy/tests.rs
@@ -1 +1,4 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
 
diff --git a/src/no_std/mod.rs b/src/no_std/mod.rs
index df9462431120059e986276e76ebdcea3fb1f29c2..8e502c54d4cf2d2bf2828c0abb63d036170a7829 100644
--- a/src/no_std/mod.rs
+++ b/src/no_std/mod.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 pub mod collections;
 pub mod error;
 pub mod io;
@@ -18,3 +20,4 @@ pub macro println{
         unsafe{ $crate::printf(s.as_ptr().cast()) }
     }
 }
+
diff --git a/src/no_std/sync/condvar.rs b/src/no_std/sync/condvar.rs
index dca3fc7839864c114cad35eb303b4cc219b6aa99..280a7be86c73af8317069fe1fee6eb4392084148 100644
--- a/src/no_std/sync/condvar.rs
+++ b/src/no_std/sync/condvar.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(test)]
 mod tests;
 
@@ -119,3 +121,4 @@ impl Condvar {
         self.inner.notify_all()
     }
 }
+
diff --git a/src/no_std/sync/condvar/tests.rs b/src/no_std/sync/condvar/tests.rs
index 47df0b8609ec18823c6a4a42e483df6cf92770ec..b0f14bab59994f902b58bc79862758294f15a7b2 100644
--- a/src/no_std/sync/condvar/tests.rs
+++ b/src/no_std/sync/condvar/tests.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use core::sync::atomic::{AtomicBool, Ordering};
 
 use crate::{sync::Mutex, thread};
@@ -165,3 +167,4 @@ fn wait_timeout_wake() {
 //     let m = Mutex::new(());
 //     let _ = c.wait(m.lock());
 // }
+
diff --git a/src/no_std/sync/mod.rs b/src/no_std/sync/mod.rs
index 472756d3e1096672b84be95021fa0105d106285f..a8427e29c4b77958af627bc7b50b0803a602ea90 100644
--- a/src/no_std/sync/mod.rs
+++ b/src/no_std/sync/mod.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(unix)]
 mod condvar;
 
@@ -17,3 +19,4 @@ pub use once::{Once, OnceState};
 #[cfg(unix)]
 pub use rwlock::{RwLock, RwLockReadGuard, RwLockWriteGuard};
 pub use spinlock::*;
+
diff --git a/src/no_std/sync/mutex.rs b/src/no_std/sync/mutex.rs
index c07e6704c30bcc28229e138e900874c6dafaa1fe..007740bdc3c14db78a1e78de8b73f0ff2b34bcff 100644
--- a/src/no_std/sync/mutex.rs
+++ b/src/no_std/sync/mutex.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(all(test, not(target_os = "none")))]
 mod tests;
 use arch::locks::MovableMutex as imp;
@@ -114,3 +116,4 @@ impl<T: ?Sized> Drop for MutexGuard<'_, T> {
 pub(super) fn guard_lock<'a, T: ?Sized>(guard: &MutexGuard<'a, T>) -> &'a MovableMutex {
     &guard.lock.inner
 }
+
diff --git a/src/no_std/sync/mutex/tests.rs b/src/no_std/sync/mutex/tests.rs
index 3aa80411ba0d14142813bc80ee49f504f4422c42..e32c24cc8bdd1861164e8406ea9f2db596cdde6f 100644
--- a/src/no_std/sync/mutex/tests.rs
+++ b/src/no_std/sync/mutex/tests.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 extern crate std;
 use crate::sync::mutex::Mutex;
 use crate::thread;
@@ -38,3 +40,4 @@ fn lots_and_lots() {
     }
     assert_eq!(*m.lock(), J * K * 2);
 }
+
diff --git a/src/no_std/sync/once.rs b/src/no_std/sync/once.rs
index ccfe02864616e3c2475010e513d831825b6fb13a..16714b601e6fc8899223ad12be2369ead22517ac 100644
--- a/src/no_std/sync/once.rs
+++ b/src/no_std/sync/once.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(all(test, not(target_os = "none")))]
 mod tests;
 
@@ -266,3 +268,4 @@ impl OnceState {
         self.set_state_on_drop_to.set(ptr::invalid_mut(POISONED));
     }
 }
+
diff --git a/src/no_std/sync/once/tests.rs b/src/no_std/sync/once/tests.rs
index bed344cd24ae8ee4c05a4f152e6517daa05e563a..1811534b09267ab89a8357c340e8e551b921da00 100644
--- a/src/no_std/sync/once/tests.rs
+++ b/src/no_std/sync/once/tests.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 extern crate std;
 use super::Once;
 use crate::thread;
@@ -87,3 +89,4 @@ fn wait_for_force_to_finish() {
     assert!(t1.join());
     assert!(t2.join());
 }
+
diff --git a/src/no_std/sync/parker.rs b/src/no_std/sync/parker.rs
index fd6927c9c302855afc8911c01936b14e0e5ae731..978d4a5f6cc2535a6e735d7b88292360ac775512 100644
--- a/src/no_std/sync/parker.rs
+++ b/src/no_std/sync/parker.rs
@@ -1 +1,4 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 pub use arch::locks::parker::*;
+
diff --git a/src/no_std/sync/rwlock.rs b/src/no_std/sync/rwlock.rs
index 10f82adf6bc688bd469fda61614bd2a9f38e3891..3b9da7e3ea53126472f3f99bb75fe0a04b4af867 100644
--- a/src/no_std/sync/rwlock.rs
+++ b/src/no_std/sync/rwlock.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(test)]
 mod tests;
 
@@ -161,3 +163,4 @@ impl<T: ?Sized> RwLock<T> {
         self.data.get_mut()
     }
 }
+
diff --git a/src/no_std/sync/rwlock/tests.rs b/src/no_std/sync/rwlock/tests.rs
index b3f2a17b9eb7b74cc7fb1192db99b655f71d32e5..756df8b1c5a76f881bad61d3935b08c17211ce73 100644
--- a/src/no_std/sync/rwlock/tests.rs
+++ b/src/no_std/sync/rwlock/tests.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use core::mem::{size_of, size_of_val};
 
 use super::RwLock;
@@ -37,3 +39,4 @@ fn test_read_lock() {
     let c = lk.read();
     assert_eq!(*c, 256);
 }
+
diff --git a/src/no_std/sync/spinlock.rs b/src/no_std/sync/spinlock.rs
index 6f169746e28bfc6c872077079cfe72f144d90737..5828b701930db1b95c1c54131de62610f3b0681d 100644
--- a/src/no_std/sync/spinlock.rs
+++ b/src/no_std/sync/spinlock.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 use crate::os::CPU_CORE_NUMBERS;
 use crate::thread::yield_now;
 use core::{
@@ -72,3 +74,4 @@ impl<'a, T> Drop for SpinlockGuard<'a, T> {
         self.lock.store(false, Ordering::SeqCst);
     }
 }
+
diff --git a/src/no_std/thread.rs b/src/no_std/thread.rs
index 9bc8ba7a9333f51442e844200c9ce76a82219ac1..07a4edaac6cf0b5aaacd8c3dc0430345a1d8bd5a 100644
--- a/src/no_std/thread.rs
+++ b/src/no_std/thread.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(all(test, not(target_os = "none")))]
 mod tests;
 use crate::io::Result;
@@ -143,3 +145,4 @@ impl<T> JoinHandle<T> {
         Arc::strong_count(&self.0.packet) == 1
     }
 }
+
diff --git a/src/std/io/error.rs b/src/std/io/error.rs
index d84763a4e4213a3850e7d5b86c800723c02cb4fa..6c001dfd87c86ab07b3bcafcdd55af11bfb72a63 100644
--- a/src/std/io/error.rs
+++ b/src/std/io/error.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(test)]
 #[path = "../../no_std/io/error/tests.rs"]
 mod tests;
@@ -65,3 +67,4 @@ impl From<Error> for imp {
         e.into_raw()
     }
 }
+
diff --git a/src/std/io/mod.rs b/src/std/io/mod.rs
index 7edf3bf209347f54a6a4fbd2d0a298fa16564c08..a5b239521be33cfa68814a67fddaecbe4c40c88a 100644
--- a/src/std/io/mod.rs
+++ b/src/std/io/mod.rs
@@ -1,2 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 mod error;
 pub use error::*;
+
diff --git a/src/std/mod.rs b/src/std/mod.rs
index 1e66ca540f537140985cf223bcbcc5b05f4791d5..b9d5a0f2eb09a4091b8c725651aff50bc8a06cba 100644
--- a/src/std/mod.rs
+++ b/src/std/mod.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[macro_export]
 macro_rules! println {
     () => {
@@ -31,3 +33,4 @@ pub mod sync;
 pub mod thread;
 pub use std::error;
 pub use std::lazy;
+
diff --git a/src/std/sync/condvar.rs b/src/std/sync/condvar.rs
index b22a1e5016e43c73393160726e6d15b649cf056a..36bea6fd36ba1332f06ba92fdb2b27790615e7d0 100644
--- a/src/std/sync/condvar.rs
+++ b/src/std/sync/condvar.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(test)]
 #[path = "../../no_std/sync/condvar/tests.rs"]
 mod tests;
@@ -68,3 +70,4 @@ impl Condvar {
         self.0.notify_all();
     }
 }
+
diff --git a/src/std/sync/mod.rs b/src/std/sync/mod.rs
index 00d0b9ca5b17aff6976c62bcc8dcafbcedb4d086..ab1f35504c7905a40666ef078c2586931a227eb4 100644
--- a/src/std/sync/mod.rs
+++ b/src/std/sync/mod.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 mod condvar;
 mod mutex;
 pub use condvar::*;
@@ -9,3 +11,4 @@ mod spinlock;
 pub use spinlock::*;
 pub mod parker;
 pub use std::sync::{Once, OnceState};
+
diff --git a/src/std/sync/mutex.rs b/src/std/sync/mutex.rs
index 346e6c630073bb187565be116d11d95a7fa4c86c..d74836e366b56a82433763777044c153d7df88f2 100644
--- a/src/std/sync/mutex.rs
+++ b/src/std/sync/mutex.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(test)]
 #[path = "../../no_std/sync/mutex/tests.rs"]
 mod tests;
@@ -35,3 +37,4 @@ impl<T: ?Sized> Mutex<T> {
         unsafe { self.0.get_mut().unwrap_unchecked() }
     }
 }
+
diff --git a/src/std/sync/rwlock.rs b/src/std/sync/rwlock.rs
index 80688489d8991e1bc30d46e27354a45c78733ebc..0c93001490598a825b41b03709d68902f3f9bdfb 100644
--- a/src/std/sync/rwlock.rs
+++ b/src/std/sync/rwlock.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(test)]
 #[path = "../../no_std/sync/rwlock/tests.rs"]
 mod tests;
@@ -38,3 +40,4 @@ impl<T: ?Sized> RwLock<T> {
         unsafe { self.0.get_mut().unwrap_unchecked() }
     }
 }
+
diff --git a/src/std/thread.rs b/src/std/thread.rs
index 7091f1d08b68adcda533132ace116428e8f2f186..63b0cdca6c20186849b3f10817d91265c372264f 100644
--- a/src/std/thread.rs
+++ b/src/std/thread.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2022-2022 Agilor Co.,Ltd.   All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
 #[cfg(test)]
 #[path = "../no_std/thread/tests.rs"]
 mod tests;
@@ -80,3 +82,4 @@ impl Builder {
         core::mem::transmute(rtn)
     }
 }
+