diff --git a/src/SUMMARY.md b/src/SUMMARY.md
index 87f4ae1b..2e400eb1 100644
--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -96,64 +96,104 @@
   - [Macro 宏编程](advance/macro.md)
     <!-- - [SIMD todo](advance/simd.md) -->
     <!-- - [高阶特征约束(HRTB) todo](advance/hrtb.md) -->
-
+ 
+  - [易混淆概念解析](advance/confonding/intro.md)
+    - [切片和切片引用](advance/confonding/slice.md)
+    - [Eq 和 PartialEq](advance/confonding/eq.md)
+    - [String、&str 和 str todo](advance/confonding/string.md)
+    - [原生指针、引用和智能指针 todo](advance/confonding/pointer.md)
+    - [作用域、生命周期和 NLL todo](advance/confonding/lifetime.md)
+    - [move、Copy 和 Clone todo](advance/confonding/move-copy.md)
+  
 ## 专题内容,每个专题都配套一个小型项目进行实践
-
 - [自动化测试](test/intro.md)
   - [编写测试及控制执行](test/write-tests.md)
   - [单元测试和集成测试](test/unit-integration-test.md)
   - [断言 assertion](test/assertion.md)
   - [用 Github Actions 进行持续集成](test/ci.md)
   - [基准测试 benchmark](test/benchmark.md)
+  
+- [Rust 异步编程](async-rust/intro.md)
+  - [async/await 异步编程](async-rust/async/intro.md)
+    - [async 编程入门](async-rust/async/getting-started.md)
+    - [底层探秘: Future 执行与任务调度](async-rust/async/future-excuting.md)
+    - [定海神针 Pin 和 Unpin](async-rust/async/pin-unpin.md)
+    - [async/await 和 Stream 流处理](async-rust/async/async-await.md)
+    - [同时运行多个 Future](async-rust/async/multi-futures-simultaneous.md)
+    - [一些疑难问题的解决办法](async-rust/async/pain-points-and-workarounds.md)
+    - [实践应用：Async Web 服务器](async-rust/async/web-server.md)
+  - [Tokio 使用指南](async-rust/tokio/intro.md)
+    - [tokio 概览](async-rust/tokio/overview.md)
+    - [使用初印象](async-rust/tokio/getting-startted.md)
+    - [创建异步任务](async-rust/tokio/spawning.md)
+    - [共享状态](async-rust/tokio/shared-state.md)
+    - [消息传递](async-rust/tokio/channels.md)
+    - [I/O](async-rust/tokio/io.md)
+    - [解析数据帧](async-rust/tokio/frame.md)
+    - [深入 async](async-rust/tokio/async.md)
+    - [select](async-rust/tokio/select.md)
+    - [类似迭代器的 Stream](async-rust/tokio/stream.md))
+    - [优雅的关闭](async-rust/tokio/graceful-shutdown.md)
+    - [异步跟同步共存](async-rust/tokio/bridging-with-sync.md)
 
-- [async/await 异步编程](async/intro.md)
-  - [async 编程入门](async/getting-started.md)
-  - [底层探秘: Future 执行与任务调度](async/future-excuting.md)
-  - [定海神针 Pin 和 Unpin](async/pin-unpin.md)
-  - [async/await 和 Stream 流处理](async/async-await.md)
-  - [同时运行多个 Future](async/multi-futures-simultaneous.md)
-  - [一些疑难问题的解决办法](async/pain-points-and-workarounds.md)
-  - [实践应用：Async Web 服务器](async/web-server.md)
-- [Tokio 使用指南](tokio/intro.md)
-  - [tokio 概览](tokio/overview.md)
-  - [使用初印象](tokio/getting-startted.md)
-  - [创建异步任务](tokio/spawning.md)
-  - [共享状态](tokio/shared-state.md)
-  - [消息传递](tokio/channels.md)
-  - [I/O](tokio/io.md)
-  - [解析数据帧](tokio/frame.md)
-  - [深入 async](tokio/async.md)
-  - [select](tokio/select.md)
-  - [类似迭代器的 Stream](tokio/stream.md))
-  - [优雅的关闭](tokio/graceful-shutdown.md)
-  - [异步跟同步共存](tokio/bridging-with-sync.md)
-
-- [Cargo 使用指南](cargo/intro.md)
-  - [上手使用](cargo/getting-started.md)
-  - [基础指南](cargo/guide/intro.md)
-    - [为何会有 Cargo](cargo/guide/why-exist.md)
-    - [下载并构建 Package](cargo/guide/download-package.md)
-    - [添加依赖](cargo/guide/dependencies.md)
-    - [Package 目录结构](cargo/guide/package-layout.md)
-    - [Cargo.toml vs Cargo.lock](cargo/guide/cargo-toml-lock.md)
-    - [测试和 CI](cargo/guide/tests-ci.md)
-    - [Cargo 缓存](cargo/guide/cargo-cache.md)
-    - [Build 缓存](cargo/guide/build-cache.md)
-  - [进阶指南](cargo/reference/intro.md)
-    - [指定依赖项](cargo/reference/specify-deps.md)
-    - [依赖覆盖](cargo/reference/deps-overriding.md)
-    - [Cargo.toml 清单详解](cargo/reference/manifest.md)
-    - [Cargo Target](cargo/reference/cargo-target.md)
-    - [工作空间 Workspace](cargo/reference/workspaces.md)
-    - [条件编译 Features](cargo/reference/features/intro.md)
-      - [Features 示例](cargo/reference/features/examples.md)
-    - [发布配置 Profile](cargo/reference/profiles.md)
-    - [通过 config.toml 对 Cargo 进行配置](cargo/reference/configuration.md)
-    - [发布到 crates.io](cargo/reference/publishing-on-crates.io.md)
-    - [构建脚本 build.rs](cargo/reference/build-script/intro.md)
-      - [构建脚本示例](cargo/reference/build-script/examples.md)
-
-- [手把手带你实现链表 doing](too-many-lists/intro.md)
+- [Rust 工具链指南](toolchains/intro.md)
+  - [Cargo 使用指南](toolchains/cargo/intro.md)
+    - [上手使用](toolchains/cargo/getting-started.md)
+    - [基础指南](toolchains/cargo/guide/intro.md)
+      - [为何会有 Cargo](toolchains/cargo/guide/why-exist.md)
+      - [下载并构建 Package](toolchains/cargo/guide/download-package.md)
+      - [添加依赖](toolchains/cargo/guide/dependencies.md)
+      - [Package 目录结构](toolchains/cargo/guide/package-layout.md)
+      - [Cargo.toml vs Cargo.lock](toolchains/cargo/guide/cargo-toml-lock.md)
+      - [测试和 CI](toolchains/cargo/guide/tests-ci.md)
+      - [Cargo 缓存](toolchains/cargo/guide/cargo-cache.md)
+      - [Build 缓存](toolchains/cargo/guide/build-cache.md)
+    - [进阶指南](toolchains/cargo/reference/intro.md)
+      - [指定依赖项](toolchains/cargo/reference/specify-deps.md)
+      - [依赖覆盖](toolchains/cargo/reference/deps-overriding.md)
+      - [Cargo.toml 清单详解](toolchains/cargo/reference/manifest.md)
+      - [Cargo Target](toolchains/cargo/reference/cargo-target.md)
+      - [工作空间 Workspace](toolchains/cargo/reference/workspaces.md)
+      - [条件编译 Features](toolchains/cargo/reference/features/intro.md)
+        - [Features 示例](toolchains/cargo/reference/features/examples.md)
+      - [发布配置 Profile](toolchains/cargo/reference/profiles.md)
+      - [通过 config.toml 对 Cargo 进行配置](toolchains/cargo/reference/configuration.md)
+      - [发布到 crates.io](toolchains/cargo/reference/publishing-on-crates.io.md)
+      - [构建脚本 build.rs](toolchains/cargo/reference/build-script/intro.md)
+        - [构建脚本示例](toolchains/cargo/reference/build-script/examples.md)
+  
+- [Rust 最佳实践](practice/intro.md)
+  - [对抗编译检查](practice/fight-with-compiler/intro.md)
+    - [生命周期](practice/fight-with-compiler/lifetime/intro.md)
+      - [生命周期过大-01](practice/fight-with-compiler/lifetime/too-long1.md)
+      - [生命周期过大-02](practice/fight-with-compiler/lifetime/too-long2.md)
+      - [循环中的生命周期](practice/fight-with-compiler/lifetime/loop.md)
+      - [闭包碰到特征对象-01](practice/fight-with-compiler/lifetime/closure-with-static.md)
+    - [重复借用](practice/fight-with-compiler/borrowing/intro.md)
+      - [同时在函数内外使用引用](practice/fight-with-compiler/borrowing/ref-exist-in-out-fn.md)
+      - [智能指针引起的重复借用错误](practice/fight-with-compiler/borrowing/borrow-distinct-fields-of-struct.md)
+    - [类型未限制(todo)](practice/fight-with-compiler/unconstrained.md)
+    - [幽灵数据(todo)](practice/fight-with-compiler/phantom-data.md)
+  - [Rust 常见陷阱](practice/pitfalls/index.md)
+    - [for 循环中使用外部数组](practice/pitfalls/use-vec-in-for.md)
+    - [线程类型导致的栈溢出](practice/pitfalls/stack-overflow.md)
+    - [算术溢出导致的 panic](practice/pitfalls/arithmetic-overflow.md)
+    - [闭包中奇怪的生命周期](practice/pitfalls/closure-with-lifetime.md)
+    - [可变变量不可变？](practice/pitfalls/the-disabled-mutability.md)
+    - [可变借用失败引发的深入思考](practice/pitfalls/multiple-mutable-references.md)
+    - [不太勤快的迭代器](practice/pitfalls/lazy-iterators.md)
+    - [奇怪的序列 x..y](practice/pitfalls/weird-ranges.md)
+    - [无处不在的迭代器](practice/pitfalls/iterator-everywhere.md)
+    - [线程间传递消息导致主线程无法结束](practice/pitfalls/main-with-channel-blocked.md)
+    - [警惕 UTF-8 引发的性能隐患](practice/pitfalls/utf8-performance.md)
+  - [日常开发三方库精选](practice/third-party-libs.md)
+  - [命名规范](practice/naming.md)
+  - [面试经验 doing](practice/interview.md)
+  - [代码开发实践 todo](practice/best-pratice.md)
+  - [日志记录 todo](practice/logs.md)
+  - [可观测性监控 todo](practice/observability.md)
+  
+- [手把手带你实现链表](too-many-lists/intro.md)
     - [我们到底需不需要链表](too-many-lists/do-we-need-it.md)
     - [不太优秀的单向链表：栈](too-many-lists/bad-stack/intro.md)
       - [数据布局](too-many-lists/bad-stack/layout.md)
@@ -172,48 +212,9 @@
       - [Peek](too-many-lists/deque/peek.md)
       - [基本操作的对称镜像](too-many-lists/deque/symmetric.md)
       - [迭代器](too-many-lists/deque/iterator.md)
-- [易混淆概念解析](confonding/intro.md)
-  - [切片和切片引用](confonding/slice.md)
-  - [Eq 和 PartialEq](confonding/eq.md)
-  - [String、&str 和 str todo](confonding/string.md)
-  - [原生指针、引用和智能指针 todo](confonding/pointer.md)
-  - [作用域、生命周期和 NLL todo](confonding/lifetime.md)
-  - [move、Copy 和 Clone todo](confonding/move-copy.md)
+  
 
-- [对抗编译检查 doing](fight-with-compiler/intro.md)
-  - [幽灵数据(todo)](fight-with-compiler/phantom-data.md)
-  - [生命周期](fight-with-compiler/lifetime/intro.md)
-    - [生命周期过大-01](fight-with-compiler/lifetime/too-long1.md)
-    - [生命周期过大-02](fight-with-compiler/lifetime/too-long2.md)
-    - [循环中的生命周期](fight-with-compiler/lifetime/loop.md)
-    - [闭包碰到特征对象-01](fight-with-compiler/lifetime/closure-with-static.md)
-  - [重复借用](fight-with-compiler/borrowing/intro.md)
-    - [同时在函数内外使用引用](fight-with-compiler/borrowing/ref-exist-in-out-fn.md)
-    - [智能指针引起的重复借用错误](fight-with-compiler/borrowing/borrow-distinct-fields-of-struct.md)
-  - [类型未限制(todo)](fight-with-compiler/unconstrained.md)
-
-- [Rust 常见陷阱](pitfalls/index.md)
-  - [for 循环中使用外部数组](pitfalls/use-vec-in-for.md)
-  - [线程类型导致的栈溢出](pitfalls/stack-overflow.md)
-  - [算术溢出导致的 panic](pitfalls/arithmetic-overflow.md)
-  - [闭包中奇怪的生命周期](pitfalls/closure-with-lifetime.md)
-  - [可变变量不可变？](pitfalls/the-disabled-mutability.md)
-  - [可变借用失败引发的深入思考](pitfalls/multiple-mutable-references.md)
-  - [不太勤快的迭代器](pitfalls/lazy-iterators.md)
-  - [奇怪的序列 x..y](pitfalls/weird-ranges.md)
-  - [无处不在的迭代器](pitfalls/iterator-everywhere.md)
-  - [线程间传递消息导致主线程无法结束](pitfalls/main-with-channel-blocked.md)
-  - [警惕 UTF-8 引发的性能隐患](pitfalls/utf8-performance.md)
-
-- [Rust 最佳实践 doing](practice/intro.md)
-  - [日常开发三方库精选](practice/third-party-libs.md)
-  - [命名规范](practice/naming.md)
-  - [代码开发实践 todo](practice/best-pratice.md)
-  - [日志记录 todo](practice/logs.md)
-  - [可观测性监控 todo](practice/observability.md)
-  - [面试经验 doing](practice/interview.md)
-
-- [Rust 性能剖析 todo](profiling/intro.md)
+- [Rust 性能优化 todo](profiling/intro.md)
   - [深入内存 todo](profiling/memory/intro.md)
     - [指针和引用 todo](profiling/memory/pointer-ref.md)
     - [未初始化内存 todo](profiling/memory/uninit.md)
@@ -239,13 +240,14 @@
     - [编译器优化 todo](profiling/compiler/optimization/intro.md)
       - [Option 枚举 todo](profiling/compiler/optimization/option.md)
 
+
 - [标准库解析 todo](std/intro.md)
   - [标准库使用最佳时间 todo](std/search.md)
   - [Vector 常用方法 todo](std/vector.md)
   - [HashMap todo](std/hashmap.md)
   - [Iterator 常用方法 todo](std/iterator.md)
 
-- [CookBook](cases/intro.md)
+- [CookBook todo](cases/intro.md)
   - [命令行解析 todo](cases/cmd.md)
   - [配置文件解析 todo](cases/config.md)
   - [编解码 todo](cases/encoding/intro.md)
diff --git a/src/confonding/cow.md b/src/advance/confonding/cow.md
similarity index 100%
rename from src/confonding/cow.md
rename to src/advance/confonding/cow.md
diff --git a/src/confonding/eq.md b/src/advance/confonding/eq.md
similarity index 100%
rename from src/confonding/eq.md
rename to src/advance/confonding/eq.md
diff --git a/src/confonding/intro.md b/src/advance/confonding/intro.md
similarity index 100%
rename from src/confonding/intro.md
rename to src/advance/confonding/intro.md
diff --git a/src/confonding/lifetime.md b/src/advance/confonding/lifetime.md
similarity index 100%
rename from src/confonding/lifetime.md
rename to src/advance/confonding/lifetime.md
diff --git a/src/confonding/move-copy.md b/src/advance/confonding/move-copy.md
similarity index 100%
rename from src/confonding/move-copy.md
rename to src/advance/confonding/move-copy.md
diff --git a/src/confonding/pointer.md b/src/advance/confonding/pointer.md
similarity index 100%
rename from src/confonding/pointer.md
rename to src/advance/confonding/pointer.md
diff --git a/src/confonding/slice.md b/src/advance/confonding/slice.md
similarity index 100%
rename from src/confonding/slice.md
rename to src/advance/confonding/slice.md
diff --git a/src/confonding/string.md b/src/advance/confonding/string.md
similarity index 100%
rename from src/confonding/string.md
rename to src/advance/confonding/string.md
diff --git a/src/async/async-await.md b/src/async-rust/async/async-await.md
similarity index 100%
rename from src/async/async-await.md
rename to src/async-rust/async/async-await.md
diff --git a/src/async/future-excuting.md b/src/async-rust/async/future-excuting.md
similarity index 100%
rename from src/async/future-excuting.md
rename to src/async-rust/async/future-excuting.md
diff --git a/src/async/getting-started.md b/src/async-rust/async/getting-started.md
similarity index 100%
rename from src/async/getting-started.md
rename to src/async-rust/async/getting-started.md
diff --git a/src/async-rust/async/intro.md b/src/async-rust/async/intro.md
new file mode 100644
index 00000000..0b55ac86
--- /dev/null
+++ b/src/async-rust/async/intro.md
@@ -0,0 +1,5 @@
+# 异步编程
+
+接下来，我们将深入了解 async/await 的使用方式及背后的原理。
+
+> 本章在内容上大量借鉴和翻译了原版英文书籍[Asynchronous Programming In Rust](https://rust-lang.github.io/async-book/01_getting_started/01_chapter.html), 特此感谢
diff --git a/src/async/multi-futures-simultaneous.md b/src/async-rust/async/multi-futures-simultaneous.md
similarity index 100%
rename from src/async/multi-futures-simultaneous.md
rename to src/async-rust/async/multi-futures-simultaneous.md
diff --git a/src/async/pain-points-and-workarounds.md b/src/async-rust/async/pain-points-and-workarounds.md
similarity index 100%
rename from src/async/pain-points-and-workarounds.md
rename to src/async-rust/async/pain-points-and-workarounds.md
diff --git a/src/async/pin-unpin.md b/src/async-rust/async/pin-unpin.md
similarity index 100%
rename from src/async/pin-unpin.md
rename to src/async-rust/async/pin-unpin.md
diff --git a/src/async/web-server.md b/src/async-rust/async/web-server.md
similarity index 100%
rename from src/async/web-server.md
rename to src/async-rust/async/web-server.md
diff --git a/src/async/intro.md b/src/async-rust/intro.md
similarity index 57%
rename from src/async/intro.md
rename to src/async-rust/intro.md
index a888f990..416c5846 100644
--- a/src/async/intro.md
+++ b/src/async-rust/intro.md
@@ -1,6 +1,5 @@
-# 异步编程
-
-在艰难的学完 Rust 入门和进阶所有的 55 个章节后，我们终于来到了这里。假如之前攀登的是珠穆拉玛峰，那么现在攀登的就是乔戈里峰( 比珠峰还难攀爬... )，本章将学习的内容是关于 async 异步编程。
+# Rust 异步编程
+在艰难的学完 Rust 入门和进阶所有的 70 个章节后，我们终于来到了这里。假如之前攀登的是珠穆拉玛峰，那么现在攀登的就是乔戈里峰( 比珠峰还难攀爬... )。
 
 如果你想开发 Web 服务器、数据库驱动、消息服务等需要高并发的服务，那么本章的内容将值得认真对待和学习，将从以下方面深入讲解 Rust 的异步编程：
 
@@ -9,6 +8,4 @@
 - async/await 和 Pin/Unpin
 - 异步编程常用的三方库
 - tokio 库
-- 一些示例
-
-> 本章在内容上大量借鉴和翻译了原版英文书籍[Asynchronous Programming In Rust](https://rust-lang.github.io/async-book/01_getting_started/01_chapter.html), 特此感谢
+- 一些示例
\ No newline at end of file
diff --git a/src/tokio/async.md b/src/async-rust/tokio/async.md
similarity index 100%
rename from src/tokio/async.md
rename to src/async-rust/tokio/async.md
diff --git a/src/tokio/bridging-with-sync.md b/src/async-rust/tokio/bridging-with-sync.md
similarity index 100%
rename from src/tokio/bridging-with-sync.md
rename to src/async-rust/tokio/bridging-with-sync.md
diff --git a/src/tokio/channels.md b/src/async-rust/tokio/channels.md
similarity index 100%
rename from src/tokio/channels.md
rename to src/async-rust/tokio/channels.md
diff --git a/src/tokio/frame.md b/src/async-rust/tokio/frame.md
similarity index 100%
rename from src/tokio/frame.md
rename to src/async-rust/tokio/frame.md
diff --git a/src/tokio/getting-startted.md b/src/async-rust/tokio/getting-startted.md
similarity index 100%
rename from src/tokio/getting-startted.md
rename to src/async-rust/tokio/getting-startted.md
diff --git a/src/tokio/graceful-shutdown.md b/src/async-rust/tokio/graceful-shutdown.md
similarity index 100%
rename from src/tokio/graceful-shutdown.md
rename to src/async-rust/tokio/graceful-shutdown.md
diff --git a/src/tokio/intro.md b/src/async-rust/tokio/intro.md
similarity index 100%
rename from src/tokio/intro.md
rename to src/async-rust/tokio/intro.md
diff --git a/src/tokio/io.md b/src/async-rust/tokio/io.md
similarity index 100%
rename from src/tokio/io.md
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diff --git a/src/tokio/overview.md b/src/async-rust/tokio/overview.md
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+++ /dev/null
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-# 所有权和借用
diff --git a/src/errorindex/intro.md b/src/errorindex/intro.md
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-# 复杂错误索引
-
-读者可以在本章中通过错误前缀来索引查询相应的解决方案，简单的错误并不在本章的内容范畴之内。
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@@ -1 +0,0 @@
-# 生命周期 todo
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diff --git a/src/practice/intro.md b/src/practice/intro.md
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+++ b/src/practice/intro.md
@@ -1,2 +1,3 @@
 # Rust最佳实践
+
 对于生产级项目而言，运行稳定性和可维护性是非常重要的，本章就一起来看看 Rust 项目有哪些最佳实践准则。
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diff --git a/src/toolchains/intro.md b/src/toolchains/intro.md
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@@ -0,0 +1,5 @@
+# Rust 工具链指南
+
+工具链是一门语言的第二灵魂，如果问一个 C++ 程序员，他最羡慕 Rust 什么，那答案很可能就是 Rust 的工具链。
+
+而其中最主要的就是 Cargo 包管理工具，下面让我们从它开始。
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