| Device Permission | Service Function | Description of Functional Scenarios |
|---|---|---|
| Network Access |
Network Communication Network Status Detection WiFi Status Detection |
a. Login, matchmaking, battle, resource hot-update, ad loading b. Detect WiFi/4G/5G connection; prompt reconnection or downgrade resource loading if network speed is low c. Determine current WiFi signal quality for real-time signal synchronization assessment in naval battles. |
| Media File Storage |
External storage write External storage read |
a. Resource hot update package caching (YooAsset download), screenshot saving, log
export b. Reading cached resource packages, reading local screenshots for sharing |
| Location | Precise positioning (GPS), coarse positioning (base station/WiFi) |
a. Location-based functions (presumably for regional activities, compliance age
verification, or targeted advertising) b. Assisted positioning, an alternative when accuracy requirements are lower. |
| Camera | Real-time Photo Capture and Image Upload |
To take photos for user profile To submit feedback |
| Photos | Image Selection and Uploading |
To select images for profile To submit feedback To submit report |
| Device Identification | Read Device Identifier IMEI/MEID |
Network Connectivity Check Device Fingerprint Collection (Anti-cheating/Risk Control); Data Attribution, Abnormal Login Detection, Multi-Account Detection |
| Notifications/Push notifications | Push notifications, wake-up lock, vibration, foreground service operation and data synchronization |
a. Event notifications, reward reminders, friend invitations b. Keep the screen on during long battles to prevent disconnection when the screen is off c. Touch feedback for game events (battle hits, reward arrival) d. Foreground service keep-alive when downloading resource packs/updating in the background |
| Advertising attribution | Read Ad Identifier (GAID), Privacy Sandbox Ad ID, Privacy Sandbox Ad Return |
a. Personalized ad recommendations b. Ad click source tracking c. User interest-based category recommendations d. Adjust SDK installation source data collection |
| OAID identifier | Equipment manufacturer OAID | Advertising attribution and campaign performance analysis, helping us accurately track ad sources and conversion outcomes to optimize our advertising campaigns |