Technology

R&D overview

380+

Highly Competent Battery Scientists and Technicians

90+

High Precision Testing and Characterization Equipment

6%

of Revenue Invested to R&D

70+

Patents Filed per Year

Chongqing Research Institute





Stacking Technology VDL’s coin batteries are manufactured using its unique stacking technology, which offers a wealth of benefits to our customers. VDL has been awarded global patents on this innovation.
Manufacturing Technology Stacking Winding
Adopted by VDL Most Competitors
Space Utilization Good Poor
Internal Impedance Low High
Patent Infringement Risk* Zero High
*Referring to global patents filed by Varta Microbattery

Smart Manufacturing
Fully automated production line for both coin and pouch cells





MES system with individual QR code for full traceability



Our best Projects

Best construction Deals
VDL Establishes the Chongqing Research Institute

VDL Establishes the Chongqing Research Institute

To promote technology advancement in small and miniature Li-ion battery, VDL has setup a Research Institute (i.e., Chongqing Zijian New Energy Co., Ltd.). The institute locates in the Beipei District of Chongqing and foc

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VDL to Exhibit at CES 2020 in Las Vegas on Jan. 7-10

VDL to Exhibit at CES 2020 in Las Vegas on Jan. 7-10

Organized by Consumer Technology Association (CTA), CES is one of the largest events in consumer electronics industry. Last year the event attracted over 175,000 attendances, 4,500 exhibiting companies and 1,000 speakers

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VDL Awarded the Green Partner Certification from SONY

VDL Awarded the Green Partner Certification from SONY

VDL is proud to announce that the company has received the Green Partner Certification from SONY as a recognition of its efforts to maintain the highest standard of environmental safety and product quality. Green Part

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