SL Acoustic Co., Ltd.

Established in 1990, SL Acoustic is a B2B audio manufacturing company with over 30 years of acoustic technology and a global manufacturing infrastructure.
From initial consulting to mass production, we complete perfect sound with strict quality control and customized one-stop solutions.

1990

Established

R&D

& In-house Mfg

70K+

Monthly Capacity

60

Professionals

Korea

Headquarters

China

Factory

Global

Partnerships

100%

QC & Testing

Core Competencies

Why Choose SL Acoustic

30+ Years Experience

We provide practical manufacturing know-how accumulated by meeting various environments and requirements over a long period.

Custom Manufacturing

We flexibly modify specifications and develop according to the customer's specific frequency, output, and mechanical constraints.

Long-term Partnership

Beyond simple supply, we become a reliable manufacturing partner participating in technical advice and new product development.

Quality-Driven Manufacturing

We collect field feedback in real-time to improve processes and ensure uniform mass production yields.

Our Philosophy

Only Perfect Sound,
and Uncompromising Quality

Beyond simply assembling components, SL Acoustic takes pride in being a 'sound artisan' that completes the unique sound pursued by each brand.

Believing that tiny differences in invisible internal components determine the quality of the entire audio system, we insist on uncompromising quality standards from raw material selection to final inspection.

Quality First

Flawless manufacturing orientation that does not compromise with defects in any situation

Custom Innovation

Creative engineering that realizes the unique acoustic needs of our customers

Trusted Partnership

Long-term mutual growth through transparent communication and responsible follow-up care

Global Infrastructure

Efficient Dual System

Headquarters (HQ)

16-26 Hansan-ro, Tanhyeon-myeon, Paju-si, Gyeonggi-do, South Korea

  • R&D and Initial Design (Mechanical, Artwork)
  • Global Sales & Project Management
  • QC Guideline Planning & Establishment

China Manufacturing Center

4F, Building B, Plant 39, Hongtian Village, Xinxu Town, Huiyang District, Huizhou City, Guangdong Province, China (516035)

  • Parts sourcing and speaker unit mass production
  • 100% incoming/outgoing inspection and life testing
  • Efficient production line and systematic defect management