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国家企业信用信息公示系统

China Cybersecurity Review, Certification And Market Regulation Big Data CenterNews

View in the App Store
On iPhone Duo

Letterboxed

国家企业信用信息公示系统 runs in an iPhone-sized window with black bars.

Want 国家企业信用信息公示系统 to fill the inner display? Be the first to ask.

Its latest version is built with the iOS 18.1 SDK,[1] which Apple shows letterboxed on the inner display.[2]

How we know
From the app’s build
Checked on
Version 4.0.3
Build
iOS 18.1 SDK
Latest version
4.0.3, Nov 28, 2025
Status updated

What owners report

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Version history

  1. Version 4.0.3Letterboxed

    iOS 18.1 SDK

    Checked Oct 28, 2026

Sources

  1. App Store build, version 4.0.3

    Built with the iOS 18.1 SDK. Uses none of Apple’s iPhone Duo APIs.

  2. Apple Developer: Prepare your app for iPhone Duo
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