
Po Leung Kuk SSD 保良局幼兒服務
We bridge Parents & Teachers with the Android application and online platform
Bull.B Technology Limited · com.bullb.spc.generic.plk
- Signature matches the Google Play version Details
At a glance
- Latest version
- v12.2.3_release (4206534)
- Updated
- Nov 14, 2025 (11 months ago)
- APK size
- 59.9 MB
- Requires
- Android 7.0+ (API 24)
- CPU support
- x86 64-bit
- Graphics
- OpenGL ES 2.0+
- Category
- Education (app)
- Listed since
- Apr 6, 2021 (at least)
- Permissions
- 41 (7 sensitive)
- Website
- schoolapphk.co
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Po Leung Kuk SSD 保良局幼兒服務 is an app by Bull.B Technology Limited in the Education category, listed since at least April 2021. It includes native code only for x86 64-bit, so it won't install on ordinary ARM phones (only on x86 devices such as emulators and some Chromebooks).
Since version 12.0.6_release, the APK shrank from 98.1 MB to 59.9 MB and the minimum Android version rose from 5.0 to 7.0. It asks for 41 permissions, 7 of them sensitive, including camera, record audio and call phone. Compared with version 12.2.2_release, it drops 1 permission: “Read media images”.
What's new in v12.2.3_release
Description
From the listing uploaded by “appupdater”.
Version history
4 versions are listed, going back to v12.0.6_release. Since v12.2.1_release it requires Android 7.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Nov 14, 2025.
- Certificate issued to “bullb” This is the certificate of the Google Play version.
- Same certificate as the 3 other versions checked
Store checks and file details
- Developer signature verified Nov 14, 2025
- Validated against Google Play Nov 14, 2025
- Signed byO=bullb
- Signing certificate (SHA-1)F8:0D:4E:66:AA:FD:E4:4E:C1:F9:8F:5D:52:A2:3A:C8:A3:A3:A4:3A
- File MD57a911b376f54441ad70a7420cfdc42f9
- Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020
Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (3 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (41)
Po Leung Kuk SSD 保良局幼兒服務 requests 41 permissions, 7 of them sensitive.
- Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
- Call phone Sensitive android.permission.CALL_PHONE
- Camera Sensitive android.permission.CAMERA
- Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
- Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
- Badge read (custom) com.sec.android.provider.badge.permission.READ
- Badge write (custom) com.sec.android.provider.badge.permission.WRITE
- Badger badge count read (custom) me.everything.badger.permission.BADGE_COUNT_READ
- Badger badge count write (custom) me.everything.badger.permission.BADGE_COUNT_WRITE
- Bind telecom connection service android.permission.BIND_TELECOM_CONNECTION_SERVICE
- Bluetooth android.permission.BLUETOOTH
- Change wifi multicast state android.permission.CHANGE_WIFI_MULTICAST_STATE
- Control vibration android.permission.VIBRATE
- Download without notification android.permission.DOWNLOAD_WITHOUT_NOTIFICATION
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Google Play license check com.android.vending.CHECK_LICENSE
- Home broadcast badge (custom) com.sonyericsson.home.permission.BROADCAST_BADGE
- Home provider insert badge (custom) com.sonymobile.home.permission.PROVIDER_INSERT_BADGE
- Launcher change badge (custom) com.huawei.android.launcher.permission.CHANGE_BADGE
- Launcher read settings (custom) com.htc.launcher.permission.READ_SETTINGS
- Launcher read settings (custom) com.huawei.android.launcher.permission.READ_SETTINGS
- Launcher read settings (custom) com.oppo.launcher.permission.READ_SETTINGS
- Launcher update badge (custom) com.majeur.launcher.permission.UPDATE_BADGE
- Launcher update count (custom) com.anddoes.launcher.permission.UPDATE_COUNT
- Launcher update shortcut (custom) com.htc.launcher.permission.UPDATE_SHORTCUT
- Launcher write settings (custom) com.huawei.android.launcher.permission.WRITE_SETTINGS
- Launcher write settings (custom) com.oppo.launcher.permission.WRITE_SETTINGS
- Modify audio settings android.permission.MODIFY_AUDIO_SETTINGS
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Push messaging (app-defined) com.bullb.spc.generic.plk.permission.C2D_MESSAGE
- Read app badge android.permission.READ_APP_BADGE
- Receive push notifications com.google.android.c2dm.permission.RECEIVE
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- Show notifications android.permission.POST_NOTIFICATIONS
- Use fingerprint hardware android.permission.USE_FINGERPRINT
- View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Bluetooth android.hardware.bluetooth
- Camera autofocus android.hardware.camera.autofocus
- Basic touch input android.hardware.faketouch
- Location android.hardware.location
- Microphone android.hardware.microphone
- Wi-Fi android.hardware.wifi
Po Leung Kuk SSD 保良局幼兒服務 APK: questions and answers
Can I install this APK over the version I already have?
Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.
Is the Po Leung Kuk SSD 保良局幼兒服務 APK safe?
No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 3 other versions checked. After downloading, check that the file's MD5 is 7a911b376f54441ad70a7420cfdc42f9.