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• ID format: Pure numbers or alphanumeric combinations
• ID length: 1-10 digits
• Special characters and Chinese characters will be automatically filtered
• Duplicate IDs will be automatically deduplicated
• Supports Excel import and text import
• Name format: Supports Chinese, letters, spaces
• Does not support special characters and numbers
• Automatically removes leading and trailing spaces
• Preserves middle spaces
• Length: 4-15 bytes
• Duplicate names will be automatically deduplicated
• Supports Excel import and text import
In modern events, conferences, and celebrations, the lottery segment is often the most anticipated interactive activity. The Professional Large Screen Lottery System emerges to meet this demand, providing users with a complete lottery solution through its professional functional design, stunning visual effects, and convenient operation experience.
The system provides three different lottery modes to meet various scenario requirements:
Number Lottery Mode
Random selection within a set numerical range, suitable for simple serial number lottery scenarios. Users can customize start and end numbers, and the system generates random numbers within this range.
ID Lottery Mode
Supports importing personnel IDs for drawing, suitable for employee numbers, student IDs, and other specific numbering systems. The system provides both Excel and text import methods.
Name Lottery Mode
Directly uses personnel names for lottery drawing, suitable for various award ceremonies and live events. The system strictly validates name formats.
Advanced Random Algorithm
Intelligent Time Control
Flexible time control options with automatic stop timing (10-60 seconds) or default 5-minute setting.
Responsive Design
Perfect adaptation to various display environments from large screens to mobile devices.
Full Screen Display
One-click full screen function for maximum display space utilization.
Sound Effects
Built-in sound system with adjustable volume control.
Keyboard Shortcuts
Complete keyboard shortcut support for efficient operation.
Data Export
Export results to Excel format for record keeping and analysis.
Basic Workflow
1. Select lottery mode → 2. Configure parameters → 3. Start lottery → 4. View results → 5. Export data
Keyboard Shortcuts
• S/Enter: Start/Stop • R: Reset • F: Fullscreen • M: Mute • E: Export • Esc: Exit
Data Requirements
• IDs: 1-10 alphanumeric characters • Names: 4-15 byte Chinese or letters
Browser Compatibility
Supports all modern browsers including Chrome, Firefox, Safari, and Edge.
Display Requirements
Optimized for large screen displays with minimum resolution of 1920x1080 recommended.
Frontend Technology
Pure JavaScript implementation with responsive CSS design.
Data Processing
Client-side processing with no server transmission required.
File Support
Excel (.xlsx, .xls) and text file (.txt) import support.
The Professional Large Screen Lottery System provides a comprehensive solution for event lottery requirements. With its flexible modes, professional features, and user-friendly interface, it serves as an ideal choice for various event scenarios.
The system continues to evolve with ongoing improvements to provide users with enhanced lottery experiences and additional features for future events.