diff --git a/docs/compatibility-chart.en.md b/docs/compatibility-chart.en.md
index 21d2624..743db1a 100644
--- a/docs/compatibility-chart.en.md
+++ b/docs/compatibility-chart.en.md
@@ -10,6 +10,9 @@ Carrier not being listed on the table does not mean that this patch won't work f
 | Continent     | Country (MCC)           | Carrier (MNC)       | VoLTE Compatibility | Wi-Fi Calling (or VoWiFi) Compatibility | Notes                                                                                                                                                                                            |
 | ------------- | ----------------------- | ------------------- | ------------------- | --------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
 | Asia          | Bangladeshi (470)       | Grameenphone (01)   | O                   | ?                                       | [Reference](https://github.com/kyujin-cho/pixel-volte-patch/discussions/1#discussioncomment-4940003)                                                                                             |
+| Asia          | Hong Kong (454)       | China Mobile (13/12/30)   | O                   | o                                       | [Reference](https://lihkg.com/thread/3420520/page/1?ref=sharer&post=2)                                                                                             |
+| Asia          | Hong Kong (454)       | SmarTone (06/15/17)   | O                   | o                                       | [Reference](https://lihkg.com/thread/3420520/page/1?ref=sharer&post=2)                                                                                             |
+| Asia          | Bangladeshi (470)       | Grameenphone (01)   | O                   | ?                                       | [Reference](https://github.com/kyujin-cho/pixel-volte-patch/discussions/1#discussioncomment-4940003)                                                                                             |
 | Asia          | Republic of Korea (450) | SKT (05)            | △                   | Not operational                         | OMD Registration with `OMD 기타LTE핸드셋_VOLTE` or `OMD Default5G` Code, IMS might be Enabled, but could be Unstable                                                                             |
 | Asia          | Republic of Korea (450) | LG U+ (06)          | O                   | Not operational                         | OMD Registration must be Disabled                                                                                                                                                                |
 | Asia          | Republic of Korea (450) | KT (08)             | △                   | Not operational                         | For only Pixel 6 / 6 Pro / 6A, OMD Registration with `PTA_VOLTE` Code, Incoming Call is Fullt Working. For Outgoing Call, to KT or Landline is Available, but to SKT or LG U+ has Noise Problem. |