diff --git a/README.md b/README.md
index 5ec8f24c6..b9ccf8bd2 100644
--- a/README.md
+++ b/README.md
@@ -1,16 +1,35 @@
-# BPFire - eBPF Network Firewall and Load Balancer
+# BPFire - eBPF Network Firewall and Load Balancer  (eBPF 网络防火墙及负载均衡）
 
 # What is BPFire?
 
-BPFire is fork of IPFire 2.x, a hardened, versatile, state-of-the-art Open Source firewall based on Linux. BPFire is an eBPF networking centric Linux OS distribution that is easy for users to install and use. Current supported eBPF network application features:
+BPFire is fork of [IPFire 2.x](https://github.com/ipfire/ipfire-2.x), a hardened, versatile, state-of-the-art Open Source firewall based on Linux. BPFire is to enable revolutionary [eBPF](https://ebpf.io/) technology for non-tech savvy users, make eBPF technology consumable to home users or any size of organizations to secure their network environment. Current supported eBPF network application features:
+
+BPFire 基于IPFire 2.x, 一个基于Linux的安全坚固、多功能、先进的开源防火墙. BPFire 为普罗大众带来革命创新性的eBPF技术，为家庭用户或任何大小组织企业的网络安全保驾护航. 当前支持的eBPF应用包括：
 
 1. XDP DDoS protection, See XDP SYNPROXY stops 10G DDoS SYN flood [here](https://www.youtube.com/watch?v=81Hgoy-x1A4)
-2. eBPF based LoxiLB load balancer, overall load balancer features located [here](https://loxilb-io.github.io/loxilbdocs/#overall-features-of-loxilb)
+2. XDP DNS ratelimit protection
+3. eBPF based LoxiLB load balancer, Firewall, Proxy, see full features [here](https://loxilb-io.github.io/loxilbdocs/#overall-features-of-loxilb)
 
-# Where can I get BPFire installation image?
+# Where can I get BPFire installation ISO or flash image?
 
 https://drive.google.com/drive/folders/1HPJTWP6wi5gPd5gyiiKvIhWipqguptzZ?usp=drive_link
 
+# What computer hardwares BPFire requires?
+
+BPFire support commodity computer hardware, small or large, old or new, cheap or expensive.
+
+for example [mini PC](https://www.aliexpress.com/w/wholesale-home-firewall-router.html?spm=a2g0o.best.search.0) I use at home.
+
+# How do I install BPFire?
+
+flash the ISO to USB on Linux machine, /dev/sdc is your USB thrumb drive.
+
+dd if=bpfire-2.29-core184-x86_64.iso of=/dev/sdc status=progress
+
+BPFire installation on mini industrial PC:
+
+[![BPFire installation on mini industrial PC](http://img.youtube.com/vi/p9iHCe0hXPs/0.jpg)](https://www.youtube.com/watch?v=p9iHCe0hXPs "BPFire installation on mini industrial PC")
+
 # How do I use this software?
 
 BPFire XDP DDoS feature demo:
@@ -68,8 +87,18 @@ cd BPFire
 
 git checkout bpfire
 
-get BPFire source tar balls https://drive.google.com/file/d/1YjTzik4xw0JxFDldLZdVw1GthXG5QrS_/view?usp=drive_link
+get BPFire source tar ball cache.tar https://drive.google.com/drive/folders/15rEoiB9TU4DxYv1qdOFqyJ2DkL6J9lG1?usp=drive_link
 
 tar xvf cache.tar
 
+get all BPFire addon source tar balls from https://drive.google.com/drive/folders/1cDZ0z26td2jVkxBX9cHhz43QxrZn3Aqq?usp=drive_link and move them to cache directory
+
+mv *.tar.gz ./cache/
+
+./make.sh clean
+
 ./make.sh build
+
+# How do I support BPFire development?
+
+Join or [Donate to BPFire paypal](https://www.paypal.com/donate/?business=BL97G8687E5B6&no_recurring=0&item_name=Make+revolutionary+eBPF+technology+available+for+non-tech+savvy+users+for+safe+online+surfing&currency_code=USD)