diff --git a/README.md b/README.md
index 90528c5..7ec37ae 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 关于iOS 性能优化梳理：
 基本工具、业务优化、内存优化、卡顿优化、布局优化、电量优化、 安装包瘦身、启动优化、网络优化等
 
+
 #### iOS 官方文档
 > 专题内容比较多，后面细分内容会有部分重复。
 * [Performance 专题](https://developer.apple.com/library/content/navigation/#section=Topics&topic=Performance) 
@@ -26,6 +27,7 @@
 * [美团客户端监控与异常排查实践](https://ppt.geekbang.org/slide/show?cid=31&pid=1500)
 * [爱奇艺APP极致体验之路](https://ppt.geekbang.org/slide/show?cid=31&pid=1497)
 * [大前端时代前端监控的最佳实践](https://ppt.geekbang.org/slide/show?cid=31&pid=1496)
+* [性能优化与监控专题PPT](https://gmtc.infoq.cn/2019/beijing/)
 
 #### 综合篇
 * [WWDC2012-235-iOS APP Performance:Responsiveness](https://developer.apple.com/videos/play/wwdc2012/235)
@@ -40,12 +42,14 @@
 
 #### 内存优化
 * [Memory Usage Performance Guidelines](https://developer.apple.com/library/content/documentation/Performance/Conceptual/ManagingMemory/ManagingMemory.html#//apple_ref/doc/uid/10000160i) 
-* [WWDC-2018-416](https://developer.apple.com/videos/play/wwdc2018/416/)
+* [WWDC-2018-416](https://developer.apple.com/videos/play/wwdc2018/416/)[中文翻译](https://juejin.im/post/5b23dafee51d4558e03cbf4f)
 * [探索iOS内存分配](https://juejin.im/post/5a5e13c45188257327399e19) 
 * [iOS微信内存监控](http://wetest.qq.com/lab/view/367.html?from=content_juejin)
 * [内存管理及优化(上)-QQ浏览器](https://www.imooc.com/video/11075)
 * [内存管理及优化(下)-QQ浏览器](https://www.imooc.com/video/11076)
-
+* [OOM探究：XNU 内存状态管理](https://www.jianshu.com/p/4458700a8ba8)
+* [OOMDetector 内存监控（腾讯开源）](https://github.com/Tencent/OOMDetector)
+  
 #### 卡顿优化
 * [UIKit性能调优实战讲解](http://www.cocoachina.com/ios/20160208/15238.html?utm_source=tuicool&utm_medium=referral)
 * [QQ空间掉帧率优化实战](http://wetest.qq.com/lab/view/354.html)
@@ -78,9 +82,10 @@ TODO：
 * [iOS App 启动性能优化-WiFi管家](https://mp.weixin.qq.com/s/Kf3EbDIUuf0aWVT-UCEmbA)
 * [iOS App如何优化启动时间-Facebook](http://www.cocoachina.com/ios/20160104/14870.html)
 * [iOS 启动速度优化-百度输入法](http://www.infoq.com/cn/presentations/ios-typewriting-start-speed-optimization)
-* [一次立竿见影的启动时间优化](https://juejin.im/post/5a31190751882559e225a775)
 * [obj中国-Mach-O 可执行文件](https://objccn.io/issue-6-3/)
 * [iOS app启动速度研究实践](https://zhuanlan.zhihu.com/p/38183046?from=1086193010&wm=3333_2001&weiboauthoruid=1690182120)
+* [iOS App冷启动治理：来自美团外卖的实践](https://mp.weixin.qq.com/s/jN3jaNrvXczZoYIRCWZs7w)
+* [脉脉iOS如何启动秒开](https://zhuanlan.zhihu.com/p/396550853)
 
 #### 体积优化
 * [iOS微信安装包瘦身](http://mp.weixin.qq.com/s?__biz=MzAwNDY1ODY2OQ==&mid=207986417&idx=1&sn=77ea7d8e4f8ab7b59111e78c86ccfe66&scene=24&srcid=0921TTAXHGHWKqckEHTvGzoA#rd)
@@ -113,7 +118,11 @@ TODO：
 * [揭秘 APM iOS SDK 的核心技术](https://github.com/iOS-APM/iOS-APM-Secrets)  
 * [iOS-Monitor-Resources](https://github.com/aozhimin/iOS-Monitor-Resources) 
 * [iOS 流量监控分析](https://juejin.im/post/5b1602906fb9a01e3542f08c)
+* [小试Xcode逆向：app内存监控原理初探](http://ddrccw.github.io/2017/12/30/reverse-xcode-with-lldb-and-hopper-disassembler)
 * [APMCon-2016演讲实录](http://apmcon.cn/2016/index.html#yjsl)  
+* [360移动端性能监控实践QDAS-APM（iOS篇）](https://mp.weixin.qq.com/s/Vq0TDiLbexxBlqlf_lilnQ)  
+* [移动端性能监控方案Hertz](https://tech.meituan.com/2016/12/19/hertz.html)
+
 #### 调试 & Crash
 * [iOS 项目开发过程中用到的高级调试技巧，涉及三方库动态调试、静态分析和反编译等领域](https://github.com/aozhimin/iOS-Debug-Hacks)
 * [Understanding and Analyzing Application Crash Reports](https://developer.apple.com/library/content/technotes/tn2151/_index.html) 
@@ -125,6 +134,10 @@ TODO：
 * [HTTPDNSLib-for-Andorod](https://github.com/CNSRE/HTTPDNSLib)
 * [NetworkEye](https://github.com/coderyi/NetworkEye/blob/master/README_Chinese.md) 
 
+##### 内存
+* [FBMemoryProfiler](https://github.com/facebook/FBMemoryProfiler)
+* [iOS Memory Budget Test](https://github.com/Split82/iOSMemoryBudgetTest)
+
 ##### 卡顿
 * [PerformanceMonitor-Runloop](https://github.com/suifengqjn/PerformanceMonitor)
 * [GYMonitor-FPS](https://github.com/featuretower/GYMonitor)
@@ -134,10 +147,14 @@ TODO：
 * [LinkMap](https://github.com/huanxsd/LinkMap)
 
 #### APM
+* [btrace](https://github.com/bytedance/btrace)
 * [iOS-System-Services](https://github.com/iOS-APM/iOS-System-Services)
 * [System Monitor](https://github.com/iOS-APM/SystemMonitor)
-* [iOS Memory Budget Test](https://github.com/Split82/iOSMemoryBudgetTest)
 * [PerformanceTestingHelper](https://github.com/ArmsZhou/PerformanceTestingHelper)
 * [GT](https://github.com/Tencent/GT) 
 * [GodEye](https://github.com/zixun/GodEye)
+* [ArgusAPM](https://github.com/Qihoo360/ArgusAPM)
+* [AppleTrace](https://github.com/everettjf/AppleTrace)
+* [matrix](https://github.com/Tencent/matrix)
+* [MTHawkeye](https://github.com/meitu/MTHawkeye)