I. Full-Category Procurement Process Management

1. Public / Invited Bidding: End-to-end online process, suitable for large-value standardized procurement.

2. Cooperative Negotiation: For strategic partners, supporting negotiation team formation, video negotiation and contract signing.

3. Competitive Negotiation: Applicable to urgent, complex or failed bidding projects, allowing multi-round negotiation for final award.

4. Bidding Procurement: Multi-round open bidding, real-time publicity and transaction at the lowest price, suitable for confidential and simple projects.

5. Quotation & Comparison Procurement: Select the best offer from three or more suppliers with one-time quotations, applicable to low-value standardized goods.

6. Direct Procurement: For single-source and other scenarios, supporting direct signing, publicity and filing.

II. Dual-Portal Front-End Interaction

1. Procurement Platform Portal: Open to Internet users, providing core entry points for registration, bidding, bid opening and other services for suppliers and experts.

2. E-Mall Portal: For internal purchasers, enabling one-stop procurement of sporadic materials.

III. Multi-Role Management Backend Functions

1. Procurement Platform Management Backend: Supports full-procurement-process operations and realizes multi-role collaboration and system control.

2. E-Mall Management Backend: Supports supplier product management, group mall configuration and report generation.

IV. User & Permission System

1. Account Management: Supports individual and enterprise accounts; enterprises can have multiple types of roles.

2. Permission Control: Fine-grained permission assignment, supporting customization and permission isolation.

3. Enterprise Management: Maintains enterprise and personnel information, supporting independent management of groups and subsidiaries.

V. Core Technical Support Functions

1. Online Bid Opening Hall: Real-time interaction, full-process traceability and permission control.

2. Video Negotiation: Real-time audio and video via browser with automatic archiving.

3. Workflow Engine: Automated process orchestration, supporting customization and reminders.

4. Document Management: File storage, verification, archiving and permission control.

5. Financial System Integration: Real-time synchronization of fund-related data to form a closed-loop settlement.

VI. Business Resource Management

1. Expert Database Management: Expert maintenance, random selection and conflict-of-interest management.

2. Entity Information Database: Establishes multi-party archives for refined management.

3. Announcement & Notification Management: Unified management of various procurement announcements.

4. Payment Management: Payment and inquiry of various fees with traceable transactions.

VII. System Operation & Security

1. Security Protection: Multi-layer protection and encryption to ensure triple security.

2. Operation & Maintenance Monitoring: Logging, backup and monitoring to ensure stable operation.

3. Pending Approval: Centralizes approval items to improve process efficiency.