Acoustic Testing Equipment Manufacturer

About Us

Founded in 1992, Aihua Instruments  is a Hangzhou-based manufacturer specializing in precision acoustic testing and vibration measurement instrumentation. Our product range includes sound level meters, noise dosimeters, calibrators, audiometric calibration systems, microphones and accessories, software products, and acoustic test systems — over 60 varieties in total.
We provide professional sound and vibration measurement solutions for audiometer calibration, building acoustics, environmental noise monitoring, community noise monitoring, and industrial hygiene applications.
Our Strengths：As a technology leader in China, Aihua Instruments has pioneered advanced capabilities, including digital detection, scientific burst noise filtering, digital filtering, automatic spectrum analysis, and remote monitoring systems. Our sound level meters have become a leading brand across the global acoustic measurement industry.
Global Reach：Our products are trusted by professionals across China and exported to the United States, South America, Europe, and Southeast Asia, serving a wide range of industrial, environmental, and safety applications worldwide.

History

MAKE ONE'S WAY

1990

1992
Founded Hangzhou Aihua Electronic Research Institute.

1993
Developed and launched the integral sound level meter model AWA5610.

1994
Manufactured Electroacoustic test instrument.

1998
Launched noise statistical analyzer model AWA6218A/B andcumulative production of 8000 units.

1999
Launched noise spectrum analyzer Class 1 model AWA6270.
2000

2002
Hangzhou Aihua Instruments Co., Ltd. was established in xihu District Hangzhou.

2003
Developed measurement microphones cartridges.

2006
Developed digital signal processing technology and launched real-time noise spectrum analyzer model AWA 6291.

2007
Aihua products started to export to Singapore market.

2009
Launched environmental noise automatic monitoring system model AWA 6218J and multifunction sound level meter model AWA6228.
2010

2010
Developed the sound intensity measurement analyzer model AWA6290S.

2011
Moved to new workshop in Yuhang District Hangzhou.

2013
Released the noise measurement software for smartphones supporting Android and iOS system and successfully developed AWA6256B+T triaxial vibration analyzer.

2014
Identified as a provincial High-tech Enterprise R&D Center.

2015
The new automatic test system for measurement microphones performance was successfully developed and put into use.

2017
Successfully developed building acoustics test system

2019
Successfully developed Acoustics array system.
2020

2020
The automatic test system for sound level meter performance was successfully developed and put into use.

2021
Successfully developed sound level meter model AWA6292 based network technology and developed smart microphones and noise measurement cloud platform

2022
There're 4 branches, 2 holding subsidiaries, and 8 technical service centers across the country, got Hangzhou Yuhang District Government Quality Award and "Invisible Champion" Cultivation Enterprise of Zhejiang Province, won the "Professional, special and new" small giant enterprise honorary title from the ministry of industry and information technology.