Collaborate with the authoritative CA for authentication, provide electronic signatures with legal effect, and meet the needs of enterprises for online signing and seal stamping.
Manage all types of seals, including physical and electronic seals, supporting both physical and electronic sealing, covering all in-house usage scenarios
Secure and convenient
Sign anywhere, anytime, in just a few steps, with legally valid signing results. Provides electronic data storage and legal services
Flexible identity authentication
Supports multiple authentication methods including face recognition, mobile phone number, bank card, ID card, etc., for different scenarios
Blockchain certification
Sign agreement and retain traces throughout the process. Full node verification, constructing a complete evidence chain; synchronized with blockchain certification, directly accessible to the judicial chain; traceable, auditable, and supports one-click certification
One-stop judicial service
Online integration with courts, arbitration, notarization, appraisal, etc. Judicial systems, enabling electronic evidence to be directly processed by the judiciary, enabling fast batch processing of online resolutions
Third-party system integration
Zhang Guanji can easily integrate with OA, ERP, BPM and other systems to achieve integrated control of approval, signatures, and sealing