Guangzhou Factory · Est. 2004 · 60+ Countries

Line Array
Speaker &
Power Amplifier
Manufacturer

20+ years engineering line array speakers, power amplifiers and professional speaker systems. Factory-direct OEM/ODM for global audio brands, distributors and system integrators.

  • In-house R&D · Circuit Design · Acoustic Tuning · Full Production
  • OEM/ODM: Custom branding, logo, color, enclosure & acoustic tuning
  • CE, FCC & international compliance -- ready for USA, EU, LATAM markets

20+

Years
Experience

60+

Export
Countries

50+

In-House
Specialists

Haozhiseng professional line array speaker system

Professional Line Array

Concert · Theater · Stadium · Fixed Install

OEM/ODM
Professional power amplifier

Power Amplifiers

Class D · Class AB · DSP

Professional speaker system

Speaker Systems

Subwoofer · Full-range

Bulk Lead Time

3-7 days

50 amplifiers within 5 days

Warranty

2 years

+ Lifetime tech support

What Buyers Need to Know

Everything You Need
Before Placing an Order

Pricing, MOQ, lead time, customization options and certifications -- all in one place.

MOQ

1 Unit

Sample orders welcome. No minimum for trials. Flexible for small and large runs.

Lead Time

3-7 Days

Bulk orders. Sample: 3-5 days. 50 amplifiers shipped within 5 business days.

OEM/ODM

Full Custom

Logo, color, enclosure design, acoustic tuning, PCB layout -- all in-house.

Certifications

CE · FCC

International safety compliance for USA, EU, South America and global markets.

Factory-direct pricing with no middlemen. 18-hour daily online support. 2-year warranty + lifetime technical support included with every order.

Request Pricing
Products & Services
Flagship Product

Professional
Line Array Speaker
Systems

Engineered for concerts, theaters, stadiums, banquet halls and permanent installations. Our line array systems deliver precise pattern control, extended throw distance and exceptional clarity. Available in custom configurations for any venue size.

  • Compact, mid-size and large-format line array boxes
  • Matching subwoofers and rigging hardware included
  • Full OEM/ODM: custom branding, color, driver spec
  • CE/FCC certified, export-ready worldwide
Get Line Array Quote
Professional line array speaker system manufactured by Haozhiseng Audio
Professional power amplifier manufactured by Haozhiseng Audio
Core Product

Professional
Power Amplifiers

Class D, Class AB and DSP-equipped power amplifiers built for touring, installation and rental markets. Engineered for reliability, efficiency and sonic performance -- available with custom branding for your label.

Class D / AB

Amplifier topology

DSP Built-in

Digital signal processing

2-8 Ch

Channel configurations

OCP / OTP

Full protection features

Get Amplifier Quote
OEM/ODM Services
Private label OEM branding service

Private Label & Branding

Your logo, your colors, your enclosure. We handle all tooling, printing and acoustic tuning under your brand identity.

In-house R&D and circuit design

R&D & Circuit Design

Full in-house engineering team for custom amplifier circuits, acoustic tuning, tooling development and new product creation.

Complete audio system solutions

Complete System Solutions

Matched amplifier + speaker system packages for concerts, theaters, stadiums and commercial fixed installations worldwide.

Real Factory · Real People · Real Products

We Are a Verified
Chinese Audio Factory

20+ years in Guangzhou. 50+ in-house specialists. Full production chain from R&D to shipment -- all under one roof.

Haozhiseng Audio factory production floor in Guangzhou
In-house R&D laboratory
Quality control and testing process
Speaker assembly line
Professional acoustic testing chamber
Finished products ready for export

20+

Years Manufacturing
Experience

60+

Countries
Exported To

50+

In-House
Specialists

18h

Daily Online
Support

4-Stage Quality Control

  1. 01

    Incoming Material Inspection

    Strict inspection of all components before production begins

  2. 02

    Full Production Monitoring

    Every stage of assembly and wiring monitored by QC team

  3. 03

    Aging Test & Acoustic Verification

    Complete burn-in test and professional acoustic performance verification

  4. 04

    100% Pre-Shipment Inspection

    Every unit individually inspected before packing and export

Certifications & Compliance

CE Certified FCC Certified RoHS Compliant ISO 9001

Compliant with North American, European and South American safety and electrification standards for seamless market entry.

After-Sales & Support

Warranty
2-Year Official Warranty
Technical
Lifetime Support Included
Online Hours
18h / Day for Global Clients
Global Markets We Serve
🇺🇸 USA 🇲🇽 Mexico 🇩🇪 Germany 🇪🇸 Spain 🇫🇷 France 🇮🇹 Italy 🇹🇷 Turkey 🇬🇹 Guatemala 🇻🇪 Venezuela 🇩🇴 Dominican Rep. + 50 more countries

See It Live

Watch Our Factory & Product Testing Videos

Real factory footage, acoustic testing and live demos on our YouTube channel. See exactly how we build and test every product before it ships.

Take Action Now

Ready to Source
Line Array Speakers
& Power Amplifiers?

Send us your requirements. Our team responds within 24 hours. Factory-direct pricing, flexible MOQ, full OEM/ODM support.

Get in Touch

Your Dedicated
Factory Partner

Fill in the form and our sales team will respond within 24 hours with pricing, MOQ details and customization options for your project.

Send Your Inquiry

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Haozhiseng Audio Guangzhou, China · Est. 2004

Professional Line Array Speaker & Power Amplifier Manufacturer · OEM/ODM Factory · www.hzsaudio.com