We build simple, privacy-first mobile tools.
We are a small software company based in Shenzhen, China, focused on Android applications that solve one everyday problem well. Our apps are designed to work on your device — your photos and personal content stay with you.
What we do
- Mobile application design and development for Android
- On-device image processing — no uploads, no accounts required
- Long-term maintenance and localisation in Chinese, English and Japanese
Our app
Local ID Photo Studio（本地证件照大全）
An Android app that helps you take and prepare standard ID photos — passport, visa, résumé and other common formats — with automatic background replacement and export presets. All processing happens on your device.
Privacy by design. Photos are processed entirely on your device. We do not upload, collect or store your images on any server. Read our Privacy Policy.
Company information
| Legal name (English) | Shenzhen Tianjun Bingo Technology Co., Ltd. |
|---|---|
| Legal name (Chinese) | 深圳天钧宾果科技有限公司 |
| Unified Social Credit Code | 91440300MAE98KNU0F |
| Registered address | Room 504, No. 3, Mianqianling 2nd Lane, Silian Community, Henggang Sub-district, Longgang District, Shenzhen, Guangdong 518115, China |
| Business scope | Mobile application software development and operation |
Contact
For support, business enquiries or privacy requests:
| support@tianjunbingo.com | |
| Phone | +86 136 8706 9325 |
| Address | Room 504, No. 3, Mianqianling 2nd Lane, Silian Community, Henggang Sub-district, Longgang District, Shenzhen, Guangdong 518115, China |
关于我们（中文）
深圳天钧宾果科技有限公司是一家位于广东省深圳市的移动应用开发公司，专注于 Android 平台的工具类应用设计与开发。我们目前的产品是《本地证件照大全》，一款证件照制作工具，支持证件照拍摄、背景替换与多种规格尺寸输出。
我们坚持「照片只在本地处理」的原则：用户的照片不会上传到任何服务器，也不会被收集或留存。