Reliable Measurement & Testing Solutions Provider - Ainuo
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Ainuo Instruments is rooted in Shandong Province and deeply engaged in the power electronics test and measurement sector. As a national high-tech enterprise integrating R&D, manufacturing, and after-sales services, the company has built its own industrial parks in Jinan and Qingdao. Backed by robust independent innovation capabilities and profound technological accumulation, Ainuo has developed three core business segments:

1. Source & Load Instruments: AC/DC test power supplies, aircraft ground static converters, four-quadrant power supplies, and electronic loads.

2. Testing Instruments: safety compliance testers, battery testers, helium mass spectrometer leak detectors, and motor test systems.

3. Measurement Instruments: power analyzers, LCR meters, and other related devices.

Our products are widely adopted in power electronics manufacturing industries such as new energy, electric vehicles, batteries, AIDC power supplies, household appliances, motor windings, and industrial equipment. We also deliver core technical support to specialized sectors, including aerospace, power grids, research institutes, and metrology & testing authorities.

Driven by sustained technological innovation, an efficient management system and in-depth market cultivation, Ainuo has received numerous prestigious honors over the years, including National Specialized, Refined, Unique & Innovative "Little Giant" Enterprise, Enterprise Technology Centers of Jinan and Qingdao, and Top 500 National Hidden Unicorn Enterprises. The company has also obtained multiple authoritative industry certifications. Adhering to independent innovation, Ainuo boasts a full independent intellectual property portfolio with over 300 IP rights in total, among which more than 100 are invention patents. We have led and participated in formulating 24 national standards, industrial standards, and metrological regulations, spearheading standardized industry development through technological advancement.

Centered on customers, Ainuo Instruments upholds integrity, inclusiveness, diligence, and excellence as its core values. Our mission is to provide customers with accurate, efficient, and world-class test and measurement solutions. We continuously optimize our business operations and boost customer value while delivering outstanding performance via superior quality and innovation. Committed to innovation, we strive to build a century-old Ainuo and grow into a globally leading professional provider of test and measurement solutions.

Founded in
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Industrial area
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Total number
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R & D team
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Intellectual property
Corporate Culture
Mission

Committed to delivering precise, efficient, and premium test & measurement solutions for our customers.

Vision

Driven by innovation, we strive to build Ainuo into a century-old enterprise and a globally leading specialist in test & measurement solutions. 

Core Values

Customer-centric 

Upright: Responsibility & Integrity

Inclusive: Openness & Cooperation

Improvement: Excellence

Excellent: World-class

Development History
Peak
Focusing on new types of productivity, we are strategically developing AIDC (AI Data Center), Embodied Intelligence, the low-altitude economy, and semiconductors.
With a compound annual growth rate of around 20%, we aim to become a world-class provider of measurement.
2024
The second phase of the Qingdao Industrial Park factory has been put into operation.
The expanded R&D center in Jinan has been put into use.
2023
The IPO plan has been fully launched.
2021
October - Released AN23606E series high-power DC electronic load etc., total 15 new models
September - Released ANFH series AC power supply
August - Released AN17001ST-36V and AN17006TT-36V intermediate frequency static inverter successively
August - Foundation laying ceremony of Ainuo Instruments Qingdao Industrial Park phase-II
December - Released ANEVH750 and ANEVH2250 series programmable bidirectional DC power supply
2019
September - Released ANBGS060T/ANBGS120T Regenerative grid simulator
August - Released ANEVT1000/ANEVT800 series high-precision bidirectional DC power supply
May - Released AN87330 series three-phase high-precision power analyzer
October - Released ANF series 650kVA/1000kVA high-power frequency Conversion AC power supply
2017
September - Released new generation AN53 series wide range constant power programmable DC power supply
February - Released the third-generation AN50 series DC power supply and the second-generation AN52 series aircraft ground power unit
December - Developed ANEVT High-power bidirectional DC power supply
December - Released the third-generation AN87300 series power analyzer
2016
September - Released AN8073 series electric vehicle charging pile test scheme
July - Released AN8317 series vacuum compressor test scheme
June - Released new generation AN16 series electrical safety comprehensive analyzer
Expansion
Focus on the new energy field.
Develop deep expertise in photovoltaic testing, new energy vehicle testing, and lithium battery testing.
2012
October - Ainuo Instrument Co., Ltd Jinan Industrial Park was completed in Jinan Development Zone
2010
June - Released AN51 series high power density DC test power supply
2008
August - Released AN29 series high-power AC/DC electronic load
January - Released AN83/AN969 series comprehensive motor test scheme
2007
July - Released second-generation AN96 series high-precision electrical safety comprehensive analyzer
January - Released AN80 series power supply test scheme (ATS)
2006
May - Released AN50/AN52 series high-power DC power supply
Growth
Establish production lines for seven major product categories.
Expand its reach across multiple industries, including aviation testing, automotive electronics testing, ICT testing, and motor testing.
2005
September - Released AN17 series intermediate frequency power supply
May - Ainuo Instrument Co., Ltd. Qingdao Industrial Park was completed in Qingdao High-tech Park
1997
October - Release AN97 series frequency conversion AC power supply
1996
January - Released AN96 series programmable electrical safety analyzer
1993
March - Ainuo Instrument Co., Ltd. was established as a joint-stock company, specializing in the R&D, production and sales of electrical measuring instruments and special power supplies. In the same year, AN87 series digital power meter was released.
Startup
Focusing on home appliance testing industry.
Main products: electrical safety testers, power analyzers, and AC power supplies.
Peak
2024
2023
2021
2019
2017
2016
Expansion
2012
2010
2008
2007
2006
Growth
2005
1997
1996
1993
Startup
Honors
CE Certificate
Technical Patent
Enterprise Honor
Soft Copy Patent
Participated in the formulation of national standards, industry standards, and metrological regulations and specifications.
Standard Code
Standard Name
Level
JJF 1378-2012
Program of Pattern Evaluation of Withstand Voltage Testers
International metrology specification
JJF 1691-2018
Calibration Specification Impulse Voltage Testers for Winding Interturn Insulation
National regulation
SJ/T 10691-2022
General Specification for Frequency Power
Industry standard
SJ/T 11385-2008
General Specification for Leakage Current Tester
Industry standard
SJ/T 11385-2008
General Specification for Earth Continuity Tester
Industry standard
SJ/T 11385-2008
General Specification for Insulation Resistance Tester
Industry standard
SJ/T 11385-2008
General Specification for Withstanding Voltage Tester
Industry standard
JJG 843-2007
Verification Regulation of Leakage Current Testers
National regulation
JJG 795-2016
Verification Regulation of Withstanding Voltage Testers
National regulation

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