P3.91 Outdoor LED Rental Screen Assembled in the Factory Workshop

In an era of rapidly evolving display technology, outdoor LED screens must not only withstand complex and changing environmental challenges but also meet the stringent demands for quick assembly, disassembly, and stable performance across various rental scenarios. The Huabangying P3.91 outdoor rental screen, with its high brightness, exceptional reliability, and user-friendly installation features, has become the top choice for stage performances, sporting events, and commercial activities.

Now, let’s step into Huabangying’s production workshop to explore the precise manufacturing journey of this screen—from individual components to the finished product.


**01 Design Phase: Precise Planning**  
The manufacturing of Huabangying's P3.91 outdoor rental screen begins with meticulous planning of every detail. The technical team has carefully designed the product structure to address the specific demands of outdoor rental use.

The production manager explained: "We adopted a standard cabinet size of 500×1000mm for the P3.91 rental screen. This dimension is the optimal solution validated through repeated practical tests, balancing on-site installation efficiency with transportation convenience." He emphasized, "Each cabinet's weight is strictly controlled to around 7.5 kilograms, with a tolerance of no more than 0.5 kg. This weight design ensures structural stability while meeting the rental industry's need for lightweight equipment."

The design team uses professional software to plan the layout of the PCB and adapter boards, ensuring every circuit path is optimized. The P3.91 rental screen adopts SMD2121 packaging, with a pixel density of up to 65,536 points per square meter, laying a solid foundation for exceptional display performance.

**02 Raw Materials: Strict Selection of Premium Components**  
High-quality products rely on strict control over raw materials. Huabangying's P3.91 rental screen uses Nationstar LED chips as light-emitting components, ensuring color consistency and display uniformity from the source.

"We consistently insist on using high-quality LED wafers," explained the material quality inspector while carefully examining newly arrived chips. "These wafers feature wide viewing angles, excellent flatness, strong anti-static capability, slow brightness decay, and stable wavelength performance—all critical factors for ensuring the long-term stable operation of the display."

For the cabinet material, die-cast aluminum is selected. This material is not only lightweight but also offers high structural strength, capable of withstanding frequent assembly and disassembly in rental scenarios, as well as vibrations during transportation. All raw materials entering the production process must pass rigorous testing to ensure full compliance with outdoor usage standards.

**03 LED Module Production: Pursuing Perfection**  
In the LED module production area, automated equipment precisely mounts LED chips onto PCB boards. A veteran technician who has worked in the workshop for many years shared: "The LED module is like the heart of the display—its quality directly determines the screen's visual performance and service life."

Huabangying employs advanced wave soldering technology for PCB processing. The boards are coated with a special green solder mask that effectively prevents moisture-induced oxidation, significantly extending the product's lifespan.

Before assembly, every LED module must undergo rigorous aging tests. A test engineer explained: "We subject each module to at least 24 hours of powered aging tests. By simulating extreme conditions such as high temperature and humidity, we can identify and eliminate early failures, ensuring every display that leaves the factory operates reliably."

**04 Cabinet Assembly: Masterful Craftsmanship**  
Cabinet assembly is the most skill-intensive stage in the P3.91 rental screen production process. At the assembly station, Technician Li—with five years of assembly experience—demonstrated the process while focusing on his work:

"Our first step is installing magnetic columns onto the cabinet, which form the foundation for subsequent module fixation. Then, we install the modules following a bottom-to-top, center-to-sides sequence. This installation order ensures the overall flatness of the screen remains within controlled tolerations."

Picking up a module, he continued: "The splicing tolerance between modules must be controlled within ±0.1mm. Only this precision guarantees overall screen flatness during large-area assembly. Our patented component design ensures perfectly seamless splicing."

Inside the cabinet, the layout of power supplies and receiving cards is also meticulously planned. "We adopt a standardized design: each power supply supports 8 modules, and each receiving card also drives 8 modules. This unified design greatly simplifies and streamlines future maintenance."

**05 Screen Surface Film Application: Meticulous Attention to Detail**  
The assembled screens now undergo a film application process. This procedure is carried out in a dedicated dust-free workshop to ensure no impurities compromise the display quality.

"After the film application, we conduct a second round of aging tests," emphasized the Quality Director. "This testing includes various shock tests, power aging, program testing, and more. Only products that successfully pass all testing phases receive factory approval."

**06 Final Inspection: Rigorous Quality Control**  
In the final inspection area, the quality control team performs comprehensive tests on the P3.91 rental screens. Inspectors carefully observe the test screen for any visual variations:

"We thoroughly examine key parameters such as brightness, color uniformity, and contrast to ensure every screen meets Huabangying's stringent standards. Particularly considering outdoor usage, we simulate display performance under different lighting conditions to guarantee excellent visibility in various environments."

The Huabangying P3.91 rental screen boasts a brightness of 1000-1300 nits, ensuring clear visibility even in strong light conditions. Meanwhile, its 160° wide viewing angle allows audiences on both sides of the stage to enjoy the same visual experience.

Each screen undergoes rigorous anti-vibration testing to prevent issues like poor contact after long-distance transportation. This feature is particularly valuable for the rental industry's frequent transportation needs.