Views: 12 Author: Site Editor Publish Time: 2026-07-28 Origin: Site
When purchasing aluminum crowd control barriers for professional events, customers often ask an important question:
What happens if there is a product defect after delivery?
For professional event equipment, a clear warranty policy is not only about the warranty period. More importantly, it is about understanding:
What is considered a manufacturing defect?
What problems are caused by normal transportation and installation?
What responsibilities belong to the manufacturer and the user?
At Dragon Stage, we believe a professional warranty system should provide clear responsibility boundaries while ensuring customers receive reliable products and technical support.
This engineering-based approach is also applied throughout our engineering solution process, where product selection, structural requirements and application conditions are evaluated together.
Dragon Stage provides a 12-month warranty period from the shipment date for manufacturing defects that affect the structural integrity and normal function of aluminum barriers.
The warranty applies to problems caused by:
Manufacturing errors
Material defects
Structural failures under normal intended use
Our goal is not only to provide products but also to establish long-term cooperation with customers through reliable quality and professional support.
A manufacturing defect refers to a problem caused by the production process or material quality that affects the intended performance of the aluminum barrier.
For temporary event structures and equipment, safety depends not only on product quality but also on correct application and installation methods. More details can be found in our Safety Standards and Engineering Constraints.
Typical examples include:
The welded joints are one of the most important parts of an aluminum barrier.
A manufacturing defect may include:
Weld cracking during normal use
Poor welding connection
Structural separation without external impact
For example:
If an aluminum barrier breaks during its first normal installation because of an insufficient weld connection, this would be considered a manufacturing issue.
Welding quality is one of the most important factors affecting aluminum structural reliability. Our approach to welding inspection and structural safety is explained in Welding Quality Guide: Structural Safety, Strength and Inspection for Aluminum Systems.
Aluminum barriers are designed according to their intended application requirements.
Material-related defects may include:
Incorrect material selection
Serious material weakness
Structural failure caused by defective raw materials
However, deformation caused by external impact or improper handling is not considered a material defect.
The reliability of aluminum structures depends on correct material selection, mechanical properties and manufacturing control. You can learn more about aluminum grades and structural applications in our Aluminum Material Guide for Truss Systems.
Manufacturing defects may also include:
Incorrect component installation
Incorrect dimensions affecting normal connection
Manufacturing errors preventing proper use
Aluminum barriers are professional event equipment designed for repeated transportation, installation and dismantling.
During normal event operations, some changes may naturally occur.
These conditions are generally not considered manufacturing defects.
Because aluminum barriers are frequently:
Transported between venues
Loaded and unloaded
Installed and removed repeatedly
minor surface marks may occur.
Examples include:
Small scratches
Minor coating marks
Slight surface friction
Small appearance imperfections
These conditions do not affect:
Structural strength
Safety performance
Normal operation
Therefore, they are considered normal characteristics of event equipment rather than manufacturing defects.
For black powder-coated aluminum barriers, slight differences in coating appearance may occur due to:
Production batches
Lighting conditions
Surface characteristics of aluminum materials
Minor visual differences do not affect product performance.
Professional event equipment is repeatedly assembled and transported.
Normal wear may include:
Surface marks from stacking
Contact marks between connected barriers
Minor cosmetic changes after repeated use
These conditions are expected during the service life of the product.
The warranty does not cover damage caused by factors outside the manufacturing process.
Examples include:
Such as:
Dropping barriers from height
Heavy objects hitting the product
Vehicle or equipment collision
Including:
Incorrect assembly methods
Using the product outside its intended purpose
Unauthorized modifications
Aluminum barriers should be used according to their designed application.
Damage caused by excessive force, abnormal loading or misuse is not considered a manufacturing defect.
To ensure a fair evaluation, customers are requested to provide:
Product photos
Videos showing the issue
Description of usage conditions
Installation method
Date of first use
Our technical team will evaluate:
Whether the problem is related to manufacturing
Whether external forces contributed to the damage
Whether the product was used according to its intended application
Based on the evaluation, Dragon Stage will provide an appropriate solution.
If technical assistance is required, customers can contact our Technical Support team for evaluation and guidance.
Unlike consumer products, event equipment operates in demanding environments.
A professional aluminum barrier may experience:
Frequent transportation
Outdoor weather conditions
Rapid installation and dismantling
Repeated handling by different crews
Therefore, quality should not only be measured by appearance after years of use.
A reliable event equipment supplier should focus on:
Structural safety
Material reliability
Manufacturing consistency
Long-term usability
At Dragon Stage, we understand that customers depend on event equipment for important projects.
Our responsibility is to provide:
Reliable aluminum barrier structures
Consistent manufacturing quality
Clear technical communication
Professional after-sales support
We do not define quality as a product that never experiences any mark during its lifetime.
Instead, we define quality as a product that maintains its intended safety, strength and performance throughout professional use.
Dragon Stage provides professional aluminum crowd control barrier solutions for concerts, events and temporary applications. More information is available on our Aluminum Crowd Control Barrier page.
Dragon Stage provides a 12-month warranty from the shipment date covering manufacturing defects.
Minor scratches or surface marks caused by transportation, installation or normal handling are generally not considered manufacturing defects because they do not affect structural performance.
If the failure is caused by welding problems, material defects or manufacturing errors, Dragon Stage will evaluate the case and provide appropriate support.
Damage caused by improper installation, excessive impact or misuse is not covered under the manufacturing warranty.
We review photos, videos, installation conditions and usage information to identify the actual cause of the problem.
DragonStage Aluminum Quick Stage Adjustable Legs are telescopic replacement and configuration legs designed for compatible Quick Stage platforms.
Available in both round and square tube versions, with four adjustable height ranges from 0.2–0.3m up to 1.0–1.5m, these legs allow the same modular stage system to be configured for different finished platform heights. The adjustable foot design also helps accommodate minor floor-level differences and sloping installation surfaces
The DragonStage 11x6x7m Covered Concert Roof Truss System combines an 11m-wide × 6m-deep × 7m-high main stage roof with two 2m side PA speaker wings.
The illustrated configuration features a pitched aluminum roof framework with a blue roof canopy, four main support towers, two independent speaker towers, and a matching modular stage platform with guardrails and dual stair access.
Designed for concerts, festivals, live performances, community events, and temporary outdoor productions requiring a coordinated stage roof and separate speaker-support positions.
The DragonStage 10x5x7m Aluminum Pitched Roof Truss System is a modular concert-stage structure featuring a 10m-wide × 5m-deep × 7m-high main roof frame with 2m side speaker wings on both sides.
The configuration combines a pitched aluminum roof-truss framework, four main support towers, two additional side speaker towers, and a matching modular stage platform as illustrated. It is designed for concerts, festivals, live performances, community events, and temporary stage productions requiring separate side positions for line-array or PA equipment.
The DragonStage 32x24x18m Large Ringlock Scaffold Roof Truss Structure combines a large modular Ringlock support system with a heavy-duty aluminum pitched-roof truss framework.
Designed for stadium-scale ceremonies, festivals, cultural performances and large outdoor event productions, the system integrates extensive scaffold support zones, heavy aluminum roof trusses, custom roof connectors, tensioning components and a large roof canopy.
The drawing identifies a nominal 32m × 24m × 18m configuration, with the overall height shown at approximately 18.21m.
A wide low-profile cable protector ramp designed for temporary event areas where power, audio or signal cables need to cross pedestrian routes.
The ramp measures 1270 × 900 × 60mm (50 × 35.4 × 2.36in) and provides multiple 46 × 46mm (1.81 × 1.81in) 20kg cable channels beneath a hinged yellow cover. Wide sloped side sections create a smoother crossing surface for pedestrians, carts and wheelchair users compared with conventional narrow cable protectors.
A complete professional event sound package combining 16 dual-12-inch passive line array speakers, 10 dual-18-inch subwoofers, 6 stage monitors, dedicated Class-D power amplifiers, dual 4-in/8-out DSP processors, power management, wireless microphones, rigging frames, flight cases, amplifier racks and cabling.
This system is designed for concerts, live performances, festivals, touring productions and other professional event sound applications where the customer needs a coordinated PA package rather than individual speakers.
For other professional audio systems, see Stage Sound.
The DragonStage 15×10×8m Aluminum Curved Roof Truss System is a modular concert-stage roofing structure featuring a curved overhead truss framework, four main support towers, and two additional side-wing towers.
The system uses CS389×389mm and CS289×289mm aluminum spigot truss, sleeve block assemblies, BA05 manual hoists, tower bases, outriggers, and a PVC roof canopy. The side wings extend the configuration for additional event-production arrangements, subject to the final equipment layout and verified loading requirements.
Designed for concerts, music festivals, touring productions, and temporary entertainment stages, this system can be supplied with matching modular stage platforms and accessories.
The DragonStage Custom Five-Point Star Aluminum Truss is a decorative event structure designed for wedding backdrops, stage displays, photo areas, exhibition decoration, and artistic event installations.
Featuring a distinctive pentagram-style star shape, the product is available in 2.5×2.63m, 3×3.15m, and 4×3.8m configurations, with selected 200mm and 300mm truss section options.
The customized star geometry provides an alternative to conventional square, rectangular, or circular event truss structures.
The DragonStage 9x6m Bolt Truss Gantry System is a modular event-support structure featuring two vertical truss towers, a horizontal bolt-connected truss beam, tower-head assemblies, base plates, and diagonal outrigger bracing.
With a nominal horizontal dimension of 9m (29.5ft) and a height of 6m (19.7ft), this open-frame structure is intended for event lighting, stage production, backdrop framing, and temporary gantry applications. Final truss specifications, support arrangements, and equipment loads are confirmed according to the project requirements.
The DragonStage 36x18x12m Large Concert Stage Roof Truss System is a large-format modular event structure featuring a multi-tower truss support system, an elevated overhead truss framework, and a modular stage platform with guardrails and stair access.
With nominal dimensions of 36m wide × 18m deep × 12m high (120ft × 60ft × 40ft), this configuration is intended for large concerts, music festivals, live performances, and temporary entertainment productions requiring an extensive stage area and overhead structural framework.
The DragonStage 6.72x4.89m modular event stage combines a 0.6m-high red stage platform with a 7.7m-wide, 4.4m-high rear box truss gantry. The open-top configuration provides a raised performance area and a separate overhead truss frame for event backdrop and production applications. Suitable for concerts, school performances, ceremonies, and indoor events, with final accessories and rigging requirements confirmed according to the project.
The DragonStage 25x10m Ringlock Grandstand is a large modular spectator-seating system designed for temporary sports events, school competitions, festivals, public performances, and other audience gatherings. Measuring 25m wide × 10m deep, the illustrated configuration features tiered seating, two access aisles, and three-sided guardrails. The specified main height is 2.5m, with an overall height of 3.5m. The modular Ringlock system can be configured according to the required seating layout, access arrangement, and project conditions.
The DragonStage 2.44x1.22m Portable Aluminum Stage Kit is a compact 8x4ft temporary event platform supplied with one access stair. Designed for small outdoor concerts, DJ performances, speeches, ceremonies, promotions, and temporary event use, the modular stage can also be combined with additional compatible 4x8ft units when a larger platform is required.
The DragonStage 3.8x3.4m Aluminum Arch Truss Gateway is a compact curved entrance structure built from 290×290mm spigot truss with 300×500mm base plates. With overall external dimensions of approximately 3800mm wide × 3400mm high, it is designed for wedding entrances, exhibition gateways, red-carpet areas, event decoration, photo zones, and other temporary event displays.
DragonStage 632x210x165mm Black Aluminum U-Frame Top Drop Arm for Moving Head Lighting Suspension
The DragonStage 5.49x1.22m Straight Aluminum Event Stage Ramp provides a direct access route for wedding stages, corporate events, ceremonies, hotel functions, and other temporary platforms. The ramp measures approximately 18ft long × 4ft wide (5.49 × 1.22m) and uses modular 4 × 4ft / 1.22 × 1.22m deck sections with 1m / 3.28ft high guardrails along both sides.
FOSHAN DRAGON STAGE
No.7,Xiaxi Industrial Area,Heshun,Nanhai District,Foshan,528241,Guangdong,China.
+86 136 3132 8997
