Science for a better life
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Industrial Sector
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SEWIN (Changshu) Acoustic Technology Co.,Ltd.

Relying on Changshun Group's strong research and development capability of vertically integrated innovative materials and the accumulation of nearly 30 years of NVH material development and application, Saisheng (Changshu) Acoustics Technology Co., Ltd. has developed and produced multi-functional and lightweight parts to optimize noise and thermal protection, enabling new energy automotive acoustics full value chain solutions. Innovative materials and product technologies make new energy vehicles safer, quieter and lighter which help reduce the energy consumption and efficiency of new energy vehicles, and carbon reach peak carbon neutralization.

Value Creation
Full chain professional precision motor assisted noise reduction
Perfect capability of physical chemistry and NVH experiment
正版资料全年资料大全
Ⓡ Umine Drive motor Noise reduction solution Case
正版资料全年资料大全
FinDreams Technology Co., Ltd.
正版资料全年资料大全
Hozon New Energy Automobile Co.Ltd.
正版资料全年资料大全
Viridi E-Mobility Technology (Ningbo) Co., Ltd.
正版资料全年资料大全
HYCET E-Drive Technology Hebei Co., Ltd.
History
1995

Set-up of Changshun

2003

Activating the roof panel

Development and production



2011

Activating production of special PU

Vehicle ceiling, seats, carpet PU system NVH composite material


2011-2012

Relying on the R & D capability of Changshun Research Institute

Automotive Semi-Rigid Foam Research Institute



2013

Establishment of Robot Foam Center

Ceiling/seat/cowl/headrest/coat rack/high-density hood


2010-2020

Innovative sound-absorbing materials and application development

Mercedes roof/Honda roof

Medium and high frequency sound absorption series foam


2021

Establishment of NVH department

Establishment of NVH Center

Mass production of acoustic package for new energy vehicles


2022

Establishment of New Energy Materials Department

Dedicated to the development of new materials in the new energy industry


Five year development…
Full-chain cooperation

SEWIN Acoustics Technology has cooperated with the following authorities to provide better professional services to customers.

  • Cooperation

    Jiangsu Changshun Polymer Materials Institute Co.,Ltd.

  • Cooperation

    Jiangsu  Changneng  Energy-Saving  New Materials  Co.,Ltd.

  • Cooperation

    Changhua Chemical Technology Co., Ltd.

  • Cooperation

    International Institute of Acoustics Industrial Technology

    Changshu Shenggu


  • Nanjing University
    Photoacoustic Superstructure Materials Research Institute, Particle Acoustics

    Nanjing University

    Industry-university-research Incubation Center


中国汽研 中国声谷 中南京大学 长顺集团 长能 Changhua
CONTACT US
SEWIN (Changshu) Acoustic Technology Co.,Ltd.
Building H, No.15 Dianchang Road, Bixi Street, Changshu City, Jiangsu Province
Tel:18862653087