update README

README.md

@@ -292,7 +292,7 @@ nexttrace -T -q 2 --parallel-requests 1 -t -P 2001:4860:4860::8888
 
 ### IP Database
 
-#### We use [bgp.tools](https://bgp.tools) as a data provider for routing tables.
+We use [bgp.tools](https://bgp.tools) as a data provider for routing tables.
 
 NextTrace BackEnd is now open-source.
 
@@ -443,12 +443,14 @@ We hope you can give us as much feedback as possible on IP geolocation errors (s
 
 ## JetBrain Support
 
-#### This Project uses [JetBrain Open-Source Project License](https://jb.gg/OpenSourceSupport). We Proudly Develop By Goland.
+This Project uses [JetBrain Open-Source Project License](https://jb.gg/OpenSourceSupport). We Proudly Develop By `Goland`.
 
 <img src="https://resources.jetbrains.com/storage/products/company/brand/logos/GoLand.png" title="" alt="GoLand logo" width="331">
 
 ## Credits
 
+[Gubo](https://www.gubo.org) Reliable Host Recommendation Website
+
 [IPInfo](https://ipinfo.io) Provided most of the data support for this project free of charge
 
 [BGP.TOOLS](https://bgp.tools) Provided some data support for this project free of charge

README_zh_CN.md

@@ -445,8 +445,16 @@ nexttrace --pow-provider sakura
 [https://github.com/nxtrace/NextTraceroute](https://github.com/nxtrace/NextTraceroute)  
 <a href='https://play.google.com/store/apps/details?id=com.surfaceocean.nexttraceroute&pcampaignid=pcampaignidMKT-Other-global-all-co-prtnr-py-PartBadge-Mar2515-1'><img alt='Get it on Google Play' width="128" height="48" src='https://play.google.com/intl/en_us/badges/static/images/badges/en_badge_web_generic.png'/></a>
 
+## JetBrain Support
+
+本项目受 [JetBrain Open-Source Project License](https://jb.gg/OpenSourceSupport) 支持。 很高兴使用`Goland`作为我们的开发工具。
+
+<img src="https://resources.jetbrains.com/storage/products/company/brand/logos/GoLand.png" title="" alt="GoLand logo" width="331">
+
 ## Credits
 
+[Gubo](https://www.gubo.org) 靠谱主机推荐
+
 [IPInfo](https://ipinfo.io) 无偿提供了本项目大部分数据支持
 
 [BGP.TOOLS](https://bgp.tools) 无偿提供了本项目的一些数据支持