Background
Changsha Hengding Senior School is known for its outstanding academic performance. To better support modern teaching and large-scale school events, the school required a professional campus public address system for its indoor sports arena and auditorium lecture hall.
These two venues host a wide range of activities, including conferences, academic forums, cultural events, and sports competitions. A high-performance conference public address system was essential to provide clear, full-coverage sound reinforcement with high fidelity and reliable stability.
Solution
Based on the venue architecture and functional requirements, SPON provided a Conference Public Address System with the following design:
1.Line Array Speakers & Subwoofers – Main sound reinforcement, ensuring powerful, accurate sound projection across the large venues.
Monitor Speakers – Installed to provide real-time sound feedback for speakers and performers.
Fill Speakers – Used to cover areas where sound may otherwise be weaker, ensuring even distribution.
Feedback Speakers – Integrated to enhance stage performance and ensure smooth communication during conferences.
2.Strategic Installation
All equipment was installed based on acoustic analysis of the venues, ensuring:Balanced sound levels across the space.
The system adopts a straightforward design, which not only guarantees stable performance but also makes operation, management, and maintenance easy for school staff.
1.High-Fidelity Audio
Ensures authentic, crystal-clear sound reproduction, suitable for both teaching and large events.
2.Comprehensive Coverage
Line arrays, subwoofers, and supplementary speakers eliminate sound dead zones and achieve even sound distribution.
3.Versatility for Multi-Use
Supports conferences, academic forums, sports events, and cultural performances, covering diverse school needs.
4.Reliable & Easy to Manage
The system is stable, durable, and user-friendly, with a simple architecture that facilitates maintenance.

Why Choose SPON?
In schools, safety and efficient communication are essential for smooth teaching operations and emergency management. With over 20 years of expertise, SPON provides campus-wide IP PA, zone broadcasting, and two-way intercom systems. Our solutions support daily teaching announcements, class bells, exam notifications, and emergency alerts with crystal-clear sound and ultra-low latency, ensuring students and staff receive messages instantly.