diff --git a/README_en.md b/README_en.md
index 220ee24..b19d524 100644
--- a/README_en.md
+++ b/README_en.md
@@ -31,23 +31,21 @@ Unlisted brands usually not include international models.
 
 ## References
 
-- [TENAA](http://shouji.tenaa.com.cn)
+- [TENAA](http://zd.taf.org.cn)
 - [CQCCMS](http://webdata.cqccms.com.cn/webdata/query/CCCCerti.do)
 - [MIIT](https://ythzxfw.miit.gov.cn/resultQuery)
 - [China Telecom Tianyi Devices](http://surfing.tydevice.com/pud_phone.do)
 - [Wi-Fi Alliance](https://www.wi-fi.org)
 - [Bluetooth Launch Studio](https://launchstudio.bluetooth.com/Listings/Search)
-- [RF Exposure - Mi Global Home](http://www.mi.com/global/certification/rfexposure/)
-- [RF Exposure - Mi India](http://www.mi.com/in/certification/rfexposure/)
 - [Xiaomi Firmware Updater](https://xiaomifirmwareupdater.com/)
 - [Huawei Open Source Release Center](https://consumer.huawei.com/en/opensource/)
 - [ReaMEIZU](https://reameizu.com/)
 - [The iPhone Wiki](https://www.theiphonewiki.com)
 - [ipsw.me](https://ipsw.me)
 - [XDA Developers](https://www.xda-developers.com)
-- [SLASHLEAKS](http://www.slashleaks.com)
 - [Google Play Supported Devices](http://storage.googleapis.com/play_public/supported_devices.html)
 - [Huawei Firmware Database](https://pro-teammt.ru/en/online-firmware-database-ru/)
+- [XSMS IMEI Database](http://xsms.com.ua/phone/imei/all/1)
 
 ## License