What Suzhou Sushi Testing Group does

Suzhou Sushi Testing Group (苏州苏试试验集团股份有限公司, SZSE: 300416) is a publicly listed Chinese provider of industrial product environmental adaptability and quality reliability testing, verification, and analysis solutions. Founded in 1956 as a state-owned enterprise and listed on the Shenzhen Stock Exchange ChiNext board in January 2015, the company operates a dual-engine business model combining test equipment manufacturing with third-party testing services. Its equipment portfolio spans electrodynamic vibration testing systems (capacities from 1-ton to 40-ton), hydraulic vibration systems, climatic and combined-environment chambers, performance test systems, and sensors/signal conditioners. The testing services segment operates 19+ environmental and reliability laboratories plus dedicated IC verification, EMC, and software testing facilities across China and Thailand, delivering environmental testing, reliability testing, EMC testing, material testing, integrated circuit verification and failure analysis, electronics certification, and software evaluation.

The company's revenue is generated through capital equipment sales (one-time purchases of customized large-scale testing systems) and recurring testing services delivered through its nationwide laboratory network, supported by a direct enterprise field-sales motion with regional service centers across East, North, South, West, and Central China. Customers span eight primary verticals — automotive, new energy, aerospace, semiconductor, marine engineering, rail transit, medical devices, and electronics/telecommunications — including state-owned defense and aerospace entities (China Academy of Launch Vehicle Technology, Aerospace Science & Technology Third Academy, Nuclear Power Research Institute) and commercial OEMs (Gree, Seres, CAS Purple Mountain Observatory). Headcount stands at 2,800+ with a patent portfolio of 720+ and 230+ software copyrights, and the company holds the secretariat of the National Technical Committee for Vibration Testing Equipment (SAC/TC122/SC2), granting it direct influence over domestic industry standards. The company reported CNY 1.86 billion in 2025 revenue.

Name

Suzhou Sushi Testing Group

Legal name

苏州苏试试验集团股份有限公司

Website

https://chinasti.com

Company type

Public

Founded year

1956

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Suzhou Sushi Testing Group (SZSE: 300416) is a Chinese provider of industrial environmental and reliability testing equipment and third-party laboratory services, serving automotive, aerospace, semiconductor, new energy, and defense customers across China and Thailand.

Ownership category

akta.pro rank

Headquarters

HQ city

Suzhou

HQ country

China

HQ region

Asia

Offices21 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Infrastructure, Operations, Technology or R&D, Supply Chain, Marketing or Sales

Revenue model

1. Testing Equipment Manufacturing and Sales: Design, manufacture, and sale of electrodynamic vibration testing systems, hydraulic vibration testing systems, climate environmental test chambers, combined environment test systems, performance testing systems, sensors, and signal conditioning equipment. Products are sold as one-time capital equipment purchases with customization options for large-scale enterprise and government customers.
2. Testing and Laboratory Services: Third-party environmental and reliability testing services including mechanical environment testing, climate testing, combined environment testing, EMC testing, material testing, integrated circuit verification and analysis, electronic appliance testing and certification, and software testing. Services are project-based or contracted on a per-test or subscription basis across 19+ environmental and reliability laboratories.
3. Technical Consulting and Analysis Services: Comprehensive analysis services for industrial product environmental adaptability and quality reliability, including failure analysis, reliability assessment, and lifecycle evaluation.

Go-to-market motion2 records

Distribution channels4 records

Marketing channels4 records

Core offering

Suzhou Sushi Testing Group designs, manufactures, and sells environmental and reliability testing equipment (electrodynamic vibration systems, hydraulic vibration systems, climatic chambers, combined environment systems, performance testing systems, and sensors) while operating a nationwide network of 19+ third-party testing laboratories that deliver mechanical, climatic, combined environment, EMC, material, integrated circuit verification and analysis, electronics certification, and software testing services to enterprise customers.

Product overview

Suzhou Sushi Testing Group (苏州苏试试验集团股份有限公司, stock code: 300416) is a leading provider of industrial product environmental adaptability and quality reliability testing validation and analysis service solutions. The company operates a dual-engine business model combining test equipment manufacturing and testing services. The equipment portfolio includes five main categories: Mechanical Environment Testing Systems (electro-dynamic, hydraulic, and mechanical shock testing systems with capacities from 1-ton to 40-ton), Climatic Environment Testing Systems (temperature-humidity, altitude, drying, and specialized chambers), Combined Environment Testing Systems (vibration-temperature-humidity combinations), Performance Testing Systems, and Analysis Testing Systems with Sensors. The testing services segment provides comprehensive third-party laboratory services across environmental testing, reliability testing, EMC testing, material testing, integrated circuit verification and analysis, electronics testing and certification, software testing, and field testing. The company serves eight major industry verticals: automotive, new energy, aerospace, marine engineering, rail transit, medical devices, semiconductors, and electronics telecommunications. With a national laboratory network spanning 19+ locations across China plus Thailand, the company provides full supply chain testing services from chip-level to component-level to complete machine products.

Differentiator

Problem solved

Functional benefit

Products and services

• Mechanical Environment Testing Systems

Quantifiable outcome

• 40+ ton electrodynamic vibration testing systems - largest in China and among largest globally
• +2 more outcomes

Named customers7 records

Segments8 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Eight partnerships are on record, tiered core, minor and strategic.

• iST (Shanghai) Testing Technology (宜特（上海）检测技术有限公司)coreStrategic or Co-development Partner · 1 October 2019Successfully acquired in October 2019, expanding into integrated circuit testing and verification. This acquisition provided full-chain capability from IC components to product components to complete machines, making the company an industry leader in IC reliability verification and failure analysis.
• TATA Motors and Suzuki (India)minorChannel Partner/ Reseller/ Distributor · 1 January 2018Met Indian military technical personnel, TATA, Suzuki, and other major Indian OEMs and testing laboratories during the 2018 India Auto Testing Exhibition to promote Sushi Testing brand and expand market presence in India.
• Siemens Industrial Software (西门子工业软件（上海）有限公司)strategicTechnology or Integration · 26 August 2017Signed strategic cooperation agreement in August 2017 for deep collaboration in smart manufacturing, environmental testing services, virtual testing, and smart testing. Both parties to integrate resources and achieve complementary advantages for mutual benefit.
• China National Nuclear Power Co., Ltd. (中核集团)coreStrategic or Co-development Partner · 1 January 2017Supplied largest domestic 20-ton thrust vibration system with 2.5m/s continuously adjustable speed for nuclear power testing applications.
• IEC TC104 (International Electrotechnical Commission - Environmental Conditions, Classification and Methods of Testing Technical Committee)coreStrategic or Co-development Partner · 15 October 2014International standards organization. TC104 annual meeting delegates visited the company's Beijing laboratory, expressing willingness to strengthen technical exchange and cooperation in environmental testing standards. Company participates in international standard development including the new international standard for 'Long Duration Vibration Reproduction Testing Methods.'
• China Machinery Industry Federation (中国机械工业联合会)coreStrategic or Co-development Partner · 9 March 2009CMIF is the industry's highest-level association. Company receives high commendation from CMIF leadership for its transformation from traditional manufacturing to modern service industry. CMIF supports company's national standards work and industry development initiatives.
• National Technical Committee for Vibration Testing Equipment (全国试验机标准化技术委员会振动试验设备分技术委员会, SAC/TC122/SC2)coreStrategic or Co-development Partner · 8 September 2008Company serves as the secretariat unit of the national standards committee for vibration testing equipment. Responsible for national and industry standard development, technical coordination, and international standards conversion for vibration testing equipment in China.
• IMV Corporation (日本IMV株式会社)strategicTechnology or Integration · 1 January 195630-year technology cooperation relationship since 1985 when the company introduced IMV's 1-ton electrodynamic vibration testing system technology. Since then, developed independently 1-40 ton electrodynamic vibration testing systems with nearly 200 patents. Relationship continues with mutual technical exchanges and cooperation.

Scale indicators8 records

Recent moves12 records

Expansion highlights7 records

Emerging players

• Keysight Technologies: Electronic measurement and test equipment vendor; partial overlap in the EMC and electronics test instrumentation segments where Sushi Tuowei, Weizhen, and Xinwei subsidiaries compete.
• National Instruments (NI): Test and measurement instrumentation company now part of Emerson; partial overlap through data acquisition and test control systems that can substitute for components of Sushi's testing platforms.

Broad incumbents

• Intertek: Global TIC provider with strong electronics, automotive, and aerospace testing offerings; competes with Sushi's electronics certification and EMC testing services for cross-border customer programs.
• Bureau Veritas: French-based TIC incumbent with significant presence in automotive, marine, and rail testing; competes for international customer mandates in the same verticals where Sushi serves Chinese OEMs.
• SGS: World's largest testing, inspection, and certification company; offers competing reliability, EMC, and environmental testing services with global cross-border accreditation that Sushi lacks.
• TÜV SÜD: Global testing, inspection, and certification giant with deep relationships in automotive homologation and consumer electronics; competes for higher-end certification mandates that Sushi cannot bid on without global accreditation footprint.

Direct peers

• IMV Corporation: Japan-based manufacturer of electrodynamic and hydraulic vibration testing systems; Sushi's 30-year technology partner and most direct head-to-head competitor in large-thrust vibration equipment across Asia.
• Centre Testing International Group (CTI): Shenzhen-listed Chinese testing, inspection, and certification services company with comparable nationwide laboratory network and customer base in automotive, electronics, and new energy; the closest Chinese direct competitor.
• TIRA (Tischmeyer & Schierholz): German manufacturer of electrodynamic and mechanical vibration test systems; comparable competitor in large-thrust shakers and combined environmental test equipment used in aerospace and defense applications.
• Brüel & Kjær (HBK): Global leader in sound, vibration, and environmental testing instrumentation and turnkey shaker systems; competes with Sushi on high-end vibration test equipment and sensors across automotive and aerospace customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance18 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries27 records

Funding overview

Funding rounds1 record

Investors3 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Suzhou Sushi Testing Group