diff --git a/BluePill-(STM32)-Compatibility-(Clones-Fakes).md b/BluePill-(STM32)-Compatibility-(Clones-Fakes).md
index 53a1c10..681ad36 100644
--- a/BluePill-(STM32)-Compatibility-(Clones-Fakes).md
+++ b/BluePill-(STM32)-Compatibility-(Clones-Fakes).md
@@ -9,4 +9,18 @@ In fact CH32/CKS32 can be slightly faster.
 
 "Fake" (labeled STM32F103C but are not from STM (almost all on the market) work just fine as well.
 
-You should buy them from a location where you can return easily (if for some reason the build quality is poor) or buy one that has been tested by us at https://scsi.blue/
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+You should buy them from a location where you can return easily (if for some reason the build quality is poor) or buy one that has been tested by us at https://scsi.blue/
+
+Tested and Good Chip Markings:
+```
+CH32F103 / C8T6 / 401532A25
+STM32F / 103C8T6 / 9902Q 93 / MYS 928
+STM32 / F103C8T6 / 99053 9U / MYS 630
+STM32F / 103C8T6 / 99 [missing]
+STM32 / F103C8T6 / GQ2OP 1C93 / CHN GQ 744
+STM32 / F103C8T6 / 9906G 98 / MYS 526
+STM32 / 103C8T6 / CQ21R1190 / CHN GQ 036
+STM32F / 103C8T6 / 9902Q 93 / MYS 928
+STM32 / F10318T6 / 991KA 93 / MYS 803
+STM32F / 103C8T6 / 990N7 93/ MYS 004
+```
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