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Zhejiang Dun'An Artificial Environment Co., Ltd. Tech Stack

HVAC and thermal management components for air conditioning and EVs

Industrial Machinery Manufacturing Zhuji , ZJ | Zhejiang 10,001+ employees Founded 1987 Public Company

Dun'An manufactures refrigeration components, heat exchangers, and thermal-management systems for air conditioning, heat pumps, and new-energy vehicles. The company operates at industrial scale with 10,000+ employees and a public listing since 2004. Current hiring focuses on engineering (31 roles) and sales (20 roles) alongside manufacturing roles, with projects spanning new refrigerant R&D, valve design, and nuclear-power fan analysis—reflecting simultaneous pressure to innovate product lines while tightening quality and yield on existing production.

Tech Stack 36 technologies

Core StackSAP Siemens SolidWorks Java Spring CATIA AutoCAD SOLIDWORKS Solidworks PLC Mitsubishi Electric Keyence HMI Modbus Variable frequency drive SQL MVC SSH Abaqus HyperWorks ANSYS CAD SPC FMEA PPAP Excel PowerPoint LinkedIn IATF 16949 Six Sigma+6 more

What Zhejiang Dun'An Artificial Environment Co., Ltd. Is Building

◆Challenges

Capacity conflicts
Pre-launch ip risk analysis
Inefficient standardization processes
Innovating existing welding equipment
Rectifying welding defects
Introducing new welding processes
Reducing production cost
Improving product yield
Solving production line technical issues
Improving quality management system

▲Active Projects

New product and process development
Air conditioning refrigeration accessory valve r&d project
Ip risk analysis
Annual standard revision plan
Welding laboratory planning
Welding training and certification
New product process design review
Research new refrigerants for air conditioning components
Static and fatigue analysis of air conditioning units
Seismic analysis of nuclear power fan valves

Hiring Activity

Accelerating75 roles · 75 in 30d

Department

Engineering

31

Sales

20

Manufacturing

8

Legal

4

Ops

4

Marketing

2

Support

2

Finance

1

Seniority

Mid

45

Junior

18

Manager

6

Senior

3

Director

1

Notable leadership hires: Workshop Director

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About Zhejiang Dun'An Artificial Environment Co., Ltd.

Dun'An is a publicly traded Chinese manufacturer of components and equipment for HVAC systems, cold-chain logistics, and electric-vehicle thermal management. The company supplies refrigeration valves, finned heat exchangers, and pressure vessels to global OEMs including Gree, Midea, Haier, Daikin, Mitsubishi, LG, Carrier, and Bosch, as well as EV makers like BYD, Geely, and CATL. Manufacturing operations span household and commercial air conditioning, heat pumps, nuclear-power air handling units, cleanroom systems, data-center cooling, and transportation thermal systems. Founded in 1987 and headquartered in Zhuji, Zhejiang, the company maintains an industrial engineering stack centered on SAP, PLCs (Siemens, Mitsubishi), and CAD tools (SolidWorks, CATIA, ANSYS) alongside quality frameworks like IATF 16949, Six Sigma, and FMEA.

HeadquartersZhuji , ZJ | Zhejiang

Company Size10,001+ employees

Founded1987

Hiring MarketsChina, Italy

Frequently Asked Questions

What is Dun'An's tech stack?

Core systems include SAP (ERP), Siemens and Mitsubishi PLCs, SolidWorks/CATIA/ANSYS (CAD and FEA), Keyence and Modbus automation, and quality-management tools (SPC, FMEA, PPAP, IATF 16949). Engineering uses Java, SQL, and Spring for internal applications.

What countries does Dun'An hire in?

Dun'An actively hires in China and Italy. The majority of recruitment is concentrated in its Zhejiang headquarters region, with emerging European presence in Italy likely supporting sales or regional technical support.