This user manual explains how to set up accounts, authenticate, manage units, use e‑stamps, CA certificates, and perform scanning login, signing…
The BiaoxinTong app is a mobile application for enterprises participating in bidding activities at the Beijing Construction Engineering Transaction Center, currently limited to railway projects. The manual guides users through account preparation, unit certification, and the use of electronic stamps and certificates.
Key sections cover pre‑use preparation, scan‑based login, signing, encryption/decryption, purchasing electronic guarantees, and other common operations such as unit data management and certificate recovery. This manual is written in Chinese.
| Supported Region | Beijing Construction Engineering Transaction Center (railway projects only) |
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Download the app by scanning the QR code, register with your phone number and SMS code, then complete real‑name verification with facial recognition as prompted.
After unit certification, any registered user who has completed real‑name verification can request to join the unit by entering the unit name; the unit administrator then approves the request.