diff --git a/Cargo.toml b/Cargo.toml
index fad78e6..69c62e1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,4 +14,7 @@ serde = "*"
 serde_derive = "*"
 serde_json = "*"
 syn = "1.0"
-quote = "1.0"
\ No newline at end of file
+quote = "1.0"
+
+r9_macro = { path = "../../third_party/r9_macro" }
+r9_macro_derive = { path = "../../third_party/r9_macro_derive" }
diff --git a/src/listhead.rs b/src/listhead.rs
index db7fd7a..fd63582 100644
--- a/src/listhead.rs
+++ b/src/listhead.rs
@@ -1,7 +1,10 @@
 use std::rc::{Rc, Weak};
 use std::cell::RefCell;
+use r9_macro::SharedFromSelf;
+use r9_macro_derive::SharedFromSelf;
 
 #[derive(Default)]
+#[derive(SharedFromSelf)]
 pub struct ListHead<T> {
     prev: Weak::<RefCell::<ListHead<T>>>,
     next: Weak::<RefCell::<ListHead<T>>>,
@@ -13,10 +16,10 @@ impl<T> ListHead<T> {
 
     pub fn new_head() -> Rc::<RefCell::<ListHead<T>>> {
         let this = Rc::new(RefCell::new(ListHead{
-            prev: Weak::<RefCell::<ListHead<T>>>::new(),
-            next: Weak::<RefCell::<ListHead<T>>>::new(),
-            data: Weak::<RefCell::<T>>::new(),
-            _self_wp: Weak::<RefCell::<ListHead<T>>>::new()
+            prev: Default::default(),
+            next: Default::default(),
+            data: Default::default(),
+            _self_wp: Default::default(),
         }));
         this.borrow_mut()._self_wp = Rc::downgrade(&this);
         this.borrow_mut().init();
@@ -34,10 +37,6 @@ impl<T> ListHead<T> {
         return this;
     }
 
-    fn shared_from_self(&self) -> Rc::<RefCell::<ListHead<T>>> {
-        return self._self_wp.upgrade().unwrap();
-    }
-
     fn init(&mut self) {
         self.prev = Rc::downgrade(&self.shared_from_self());
         self.next = Rc::downgrade(&self.shared_from_self());
diff --git a/src/timer.rs b/src/timer.rs
index 0ff2ce2..e710281 100644
--- a/src/timer.rs
+++ b/src/timer.rs
@@ -3,26 +3,6 @@ use std::cell::RefCell;
 use std::any::Any;
 use std::cmp;
 
-#[macro_export]
-macro_rules! my_vec {
-    // 没带任何参数的 my_vec，我们创建一个空的 vec
-    () => {
-        std::vec::Vec::new()
-    };
-
-    // 处理 my_vec![1, 2, 3, 4]
-    ($($el:expr),*) => ({
-        let mut v = std::vec::Vec::new();
-        $(v.push($el);)*
-        v
-    });
-
-    // 处理 my_vec![0; 10]
-    ($el:expr; $n:expr) => {
-        std::vec::from_elem($el, $n)
-    }
-}
-
 /*
 use proc_macro::TokenStream;
 use quote::quote;
@@ -67,33 +47,6 @@ impl Default for TimerType {
     }
 
 }
-/*
-pub trait EnableSharedFromSelf {
-    fn shared_from_self();
-}
-
-#[proc_macro_derive(crate::EnableSharedFromSelf)]
-pub fn hello_macro_derive(input: TokenStream) -> TokenStream {
-    // Construct a representation of Rust code as a syntax tree
-    // that we can manipulate
-    let ast = syn::parse(input).unwrap();
-
-    // Build the trait implementation
-    impl_hello_macro(&ast)
-}
-
-fn impl_hello_macro(ast: &syn::DeriveInput) -> TokenStream {
-    let name = &ast.ident;
-    let gen = quote! {
-        impl HelloMacro for #name {
-            fn hello_macro() {
-                println!("Hello, Macro! My name is {}!", stringify!(#name));
-            }
-        }
-    };
-    gen.into()
-}
- */
 
 #[derive(Default)]
 //#[derive(crate::EnableSharedFromSelf)]