# STS2

> STS2 (iPhone/iPad app by 中铁工程装备集团有限公司.)

- Source: https://appshunter.io/ios/app/sts2/id6444602139 (this page in markdown: same URL + `.md`)
- Developer: [中铁工程装备集团有限公司](https://appshunter.io/developer/1447605449)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 76 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2022-11-23
- Data updated: 2026-07-18
- User reviews in markdown: https://appshunter.io/ios/app/sts2/id6444602139/reviews.md

## What is STS2?

Smart Tunnelling System is a practical application specially designed for the tunnel construction industry.
STS provides shield construction enterprises with comprehensive data collection, storage, monitoring and intelligent decision-making services based on big data analysis.
It mainly realizes the functions of remote real-time monitoring, tunneling progress control, report management, statistical analysis and business management of roadheader cluster.


## Version history (last 5 releases)

### 1.4.5 — 2026-07-02

System upgrade and optimization of known issues

### 1.4.4 — 2026-04-28

System upgrade and optimization of known issues

### 1.4.3 — 2026-02-06

System upgrade and optimization of known issues

### 1.4.2 — 2026-01-09

System upgrade and optimization of known issues

### 1.4.1 — 2025-11-20

System upgrade and optimization of known issues

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## More apps by 中铁工程装备集团有限公司

- [中铁装备CRM](https://appshunter.io/ios/app/crm/id1508285381)
- [STS - Mobile](https://appshunter.io/ios/app/sts-mobile/id1538528756)

All apps by 中铁工程装备集团有限公司: https://appshunter.io/developer/1447605449

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-18.*