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Choose Defu

At Defu, the best career means working alongside world-class talent.We are a global leader in R&D, production, and the sales of electrolytic copper foil. We drive clean energy and advanced electronics with cutting-edge technology. Join our outstanding team to grow to innovate and shape the future of sustainable materials.

Choose Defu

The best companies don’t just make products – they change the world.At Defu, the dream of making a real impact becomes reality. Every breakthrough product depends on innovation like ours – and every step forward brings us closer to transforming the world together.

Choose Defu

The strongest concept a company can embrace is the willingness to shoulder social responsibility.Choosing Defu means partnering with a company driven by a compelling vision and committed to customers, community, and integrity. For more than 30 years, Defu has held integrity as its foundation – developing at pace, while giving back to society.

Explore various positions.

If you qualify for this position, please send your resume to hr@jjdefu.com, indicating the applied position. Consultation: 0792-8251186.
R&D Position

Research and Development Engineer. Recruitment scale: Recruitment is ongoing...

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R&D positions

1、Assist department leaders to collect data and conduct simple processing and analysis；

2、Be able to assist department leaders in understanding production dynamics;

3、Collect policies and news of the new energy industry through information retrieval.。

We encourage innovation from scratch: In the nanoworld, the imagination knows no bounds!!
Qualification for employment
  • 1、Master's degree or above, majors in chem., chem. eng. or mech. Eng.; pref. with quality control/management exp
  • 2、With strong logical thinking and some research experience
  • 3、Good at English reading and writing
  • 4、Proficient in using various office software
Quality Management Position

R&D Engineer, Recruitment: Ongoing...

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Quality Management Position

We inspire innovation from zero to one: In the nanoworld, imagination knows no bounds!
Qualifications
  • 1、Bachelor's degree or above.
  • 2、Have relevant work experience in quality, be familiar with quality systems and quality tools.
  • 3、Those with a background in the copper foil industry or automotive industry are preferred.
  • 4、Have good communication skills and the ability to handle reports.
  • 5、Proficient in office software.
Production Process Position

Engineer, Number of Recruitments: Recruiting on a long-term basis....

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Production Process Position

We encourage innovation from scratch: In the nano - world, imagination knows no bounds!
Qualifications
  • 1、A bachelor's degree or above, majoring in chemistry, chemical engineering, mechanical engineering, etc. Those with quality and quality management experience will be preferred.
  • 2、Assist department leaders in collecting data and be able to simply process and analyze the data.
  • 3、Have good logical thinking and communication skills.
Marketing Position

Sales position. Number of recruits: Recruiting on an ongoing basis....

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Marketing Position

We encourage innovation from scratch. In the nano - world, imagination knows no bounds!
Qualifications
  • 1、College degree or above, marketing majors preferred.
  • 2、At least 3 years of sales experience. Those with sales experience in PCB, lithium - battery, water treatment industries preferred.
  • 3、Be able to endure hardship and adapt to frequent long - term business trips.
  • 4、Have strong psychological resilience.
  • 5、Possess good communication and coordination skills.