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R&D Strength

SUJOR has built a strong research and development team including 10 Professors and 15 senior technical staff. The technical Director has more than 10 years of experience in lithium-ion battery development by using innovative technologies to keep us leading in the market. With the introduction of advanced precision testing instruments, the company invest a lot on research and development each year.


The main topics include:

1.      4.4V high voltage lithium polymer battery energy density improve from 650Wh/L to 680-720Wh/L

2.      Ultra thin lithium polymer battery as thin as 0.5mm

3.      Cycle life for lithium polymer battery increase from 500times to 600times. Capacity retention more than 80% after 600times.

4.      Graphene technology used for high discharge rate type LiFePO4 battery. It support 30C discharge rate and 15C charge rate.


The main topics include:

1. Rich experience in the battery industry

2. Strong and professional R&D team

3. Advanced equipment in the laboratory for research


Research&development process flow sheet:


Research&development process flow sheet

R&D equipment:

High Temperature Tester

High Temperature Tester

Salty Mist Tester

Salty Mist Tester

Optical 3D Image Projector

Optical 3D Image Projector

Automatic Tester for Internal Resistance

Automatic Tester for Internal Resistance

Life Cycle Tester

Life Cycle Tester

Atomic Absorb Spectrum Apparatus

Atomic Absorb Spectrum Apparatus

Technical Support: