Manufacture of intelligent production lines for body, powertrain and battery as well as electric drive systems for electric vehicles
安徽巨一科技股份有限公司 (JEE Technology Co., Ltd.)
Hefei (CN) · Shanghai (CN) · Suzhou (CN) · Vellmar (DE) · Birmingham (GB) · Tokyo (JP) · JEE USA (US) · JEE Indonesia (ID)New on Amplifa
About JEE
JEE Technology Co., Ltd. (巨一科技) was founded on 18 January 2005 in Hefei and is a provider of intelligent manufacturing solutions for the automotive industry. The company develops and manufactures complete production lines for body-in-white (BIW), powertrain assembly and testing, as well as battery assembly and testing. In addition, it develops, mass-produces and supports electric drive systems (electric motors, power electronics) for electric vehicles. The joining technology comprises robotic welding lines as well as FDS, SPR and riveting processes for steel and aluminium bodies. Customers include Li Auto, NIO, Tesla, Jaguar Land Rover, Mercedes-Benz, Volvo and Getrag. Since its IPO in 2021, the company has been listed on the Shanghai Stock Exchange (STAR Market, 688162). Through subsidiaries in Shanghai, Suzhou, Germany, the UK, Japan, the USA and Indonesia, JEE supports international projects and delivers worldwide, including to Belarus and Thailand.
- Site
- Hefei, Anhui (CN)
- Processes
- Intelligent body-in-white joining lines (complete body welding/joining automation lines), Intelligent powertrain assembly and testing lines (complete assembly and testing lines), Intelligent battery assembly and testing lines (complete power battery assembly and testing lines), Intelligent logistics systems, Digital operations management systems, New energy vehicle electric drive systems (drive motor, controller R&D and production), Resistance spot welding / robotic body welding (integration of welding machines, welding guns, stud, Joining technology integration (FDS flow-drill screwing, SPR self-piercing riveting, punching,
- Materials
- Aluminium body materials, Silicon steel sheet, NdFeB magnets, Enamelled wire (inverter-grade enamelled round wire/flat wire), Aluminium alloy (high-pressure/low-pressure cast parts, 3D-printed samples), Copper (three-phase busbars), Steel (stamped parts, steel structures), Rubber seals
- Certificates
- AEO Advanced Certification (Authorized Economic Operator), CNAS accreditation (JEE Power testing center), National Enterprise Technology Center (国家级企业技术中心), National High-Tech Enterprise (国家高新技术企业), National Specialized and Sophisticated Little Giant Enterprise (国家专精特新小巨人企业), National Intellectual Property Demonstration/Advantage Enterprise, CNAS accreditation, AEO certification, ISO 9001
- Founded
- 2005
- Industries
- Automotive industry, Electromobility, Battery and energy storage industry, eVTOL/Flying Car, New Energy Vehicles (NEV), Battery/energy storage industry
- 01
Engineering and R&D
- 02
Design of production lines
- 03
Robotics and systems integration
- 04
Assembly and commissioning (turnkey)
- 05
Testing and inspection (CNAS laboratory)
- 06
Series production of electric drive systems
- 07
After-sales service and digitalization
Materials and Processes
Aluminium
Used in all-aluminium body joining technology, cast components (high-/low-pressure die casting) and 3D-printed prototypes.
Steel
Sheet steel for body welding lines, steel structures and stamped parts such as cover panels.
Electrical steel (silicon steel sheet)
High-speed stamping processes for stator and rotor lamination stacks in electric motors.
Copper
Enamelled wires (round and flat wire) for motor windings as well as three-phase copper busbars.
Sites
Hefei
CNHeadquarters, production, R&D and sales
- Materials
- Steel, aluminium, copper, electrical steel
- Robotic welding lines
- Assembly and testing lines
- Electric drive production
Shanghai
CNSubsidiary Yiju Automation and research center
Suzhou
CNSubsidiary Suzhou JEE Intelligent Equipment
Vellmar
DEJEE Germany – sales and service
Birmingham
GBJEE Systems UK Ltd – factory and project business
Tokyo
JPJEE Japan / JEE Power K.K. – sales and service
USA
USJEE USA – sales and service
Indonesia
IDJEE Indonesia – sales and service
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Intelligent body-in-white joining lines (complete body welding/joining automation lines)Joining | – | – | – | – | Steel bodies, Aluminium bodies (all-aluminium body joining) |
| Intelligent powertrain assembly and testing lines (complete assembly and testing lines)Assembly | – | – | – | – | – |
| Intelligent battery assembly and testing lines (complete power battery assembly and testing lines)Assembly | – | – | – | – | – |
| Intelligent logistics systemsEngineering | – | – | – | – | – |
| Digital operations management systemsEngineering | – | – | – | – | – |
| New energy vehicle electric drive systems (drive motor, controller R&D and production)Assembly | – | – | – | – | Silicon steel sheet, NdFeB magnets, Enamelled wire, Aluminium alloy, Copper |
| Resistance spot welding / robotic body welding (integration of welding machines, welding guns, studJoining | – | – | – | – | – |
| Joining technology integration (FDS flow-drill screwing, SPR self-piercing riveting, punching,Joining | – | – | – | – | Aluminium alloy, Steel |
| Robot automation integration (six-axis and below, seven-axis complete-package robot applications)Assembly | – | – | – | – | – |
| Vision gluing, vision guidance and inline measurement system integrationTesting | – | – | – | – | – |
| Gluing equipment and process integrationSurface | – | – | – | – | – |
| Door/lid welding and hemming automation lines (fully robotic)Joining | – | – | – | – | – |
| Purchasing processes related to motor stator/rotor manufacturing (high-speed stamping, windingForming | – | – | – | – | Silicon steel sheet, Aluminium alloy, Steel, Copper, Enamelled wire |
4 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Robotic automated body welding lines | – | – | – | 2011 | Hefei |
| Electric drive system production base (24万 units/sets per year) | – | – | – | 2016 | Hefei |
| Robots (six-axis, seven-axis complete package, purchased integrated) | – | – | – | – | Hefei |
| Presses, measuring machines, tightening machines, gluing machines, flipping machines (equipment | – | – | – | – | Hefei |
Additional services
Reference customers
Quality and Certifications
The JEE Power testing laboratory is accredited according to CNAS (since 2017). The company is certified as an Authorized Economic Operator (AEO) by Chinese Customs and meets international testing and documentation standards.
| Evidence | Hefei |
|---|---|
| CNAS accreditation | |
| AEO certification | |
| ISO 9001 |
History
- 2005
Founding of JEE on 18 January in Hefei
- 2006
Establishment of the RT business unit, entry into robotics integration and welded body construction
- 2008
Establishment of the Shanghai R&D center
- 2009
Entry into the electric drive business
- 2011
First own robotic welding line above 60 JPH; series launch of electric drive products
- 2012
Establishment of Yiju Automation Equipment Shanghai
- 2013
First self-developed DCT assembly and testing line (150,000/year)
- 2014
Asia's first fully automatic aluminium body joining line (CJLR); DCT line 500,000/year for Getrag
- 2015
Establishment of JEE Power and Suzhou JEE Intelligent Equipment
- 2016
First export of a complete BIW welding line to Belarus; electric drive plant 240,000 systems/year
- 2017
Establishment of JEE Systems UK Ltd; Mercedes MRAII project (Tier-1); CNAS accreditation
- 2018
Jaguar Land Rover turnkey order in the UK
- 2019
Establishment of JEE Germany; electric drives in series production at joint-venture OEMs
- 2020
Start of construction of the UK plant; first international complete battery project; establishment of JEE USA
- 2021
IPO on the Shanghai Stock Exchange (STAR Market, 688162) on 10 November
- 2022
Recognition as a national industrial internet pilot project; new electric drive platform
- 2023
Battery line order from Volvo worth RMB 451 million
- 2024
First commercial large-scale energy storage automation line; No. 1 in China for electric drive and battery line orders
- 2025
Order for the world's first series flying-car factory (10,000/year); AEO certification; Siemens cooperation; orders from Li Auto