About IEST

Innovative Lithium Battery Testing Solution Provider

Overview.

As a pioneer in the lithium-ion battery testing, IEST Instrument is committed to providing efficient and word-leading testing solutions for global electrochemical, energy storage, helping customers’ R&D success and quality improvement.

IEST Instrument stand out with exceptional quality, reliable performance, and innovation that meet customer needs. Combined with powerful and user-friendly software, we continue to gain the trust and preference of an increasing number of customers. So far, IEST has provided more than 4,000 instruments to more than 700 customers around the world.

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Instruments Delivery

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LIBs Testing Granted Patents

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Global Clients

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Publications in Top Journals

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Application Articles Published

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National Testing Standards

Customer Feedback.

Note: According to the 2024 year-end customer satisfaction survey

94.7%

Pre-sales service consultation satisfaction

94.1%

After-sales service satisfaction

94%

Product quality satisfaction

93.2%

Delivery timeliness satisfaction

93.1%

Convenient operation satisfaction

Intellectual Properties.

Note: until sept. 2024

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Authorized Patents

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Utility Patents

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Invention Patents

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Software Copyrights

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Design Patents

Why Choose IEST ?

Continuous R&D Innovation

lEST is committed to the development and innovation of testing technologies of lithium-ion batteries, we've developed many new testing methods and characterization technologies in terms of materials, cells, and processes. Help customers solve R&D and testing pain points.

Non-standard Customization

Driven by customer needs, we independently manage the entire process from method development, structural design, precision machining to production, providing clients with high-quality, one-stop customized services.

Trust By 700+ Cilents

We have supplied over 4,000 instruments to more than 60 countries, serving over 700 lithium-ion battery clients worldwide. Our key clients include material suppliers, battery cell manufacturers, university research institutes, and third-party testing centers.

Cutting-edge R&D Team

Our experienced and highly skilled R&D team, comprising PhDs, Master's degree holders, and experts from the lithium battery industry, makes up more than 60% of the company's total workforce.

Comprehensive After-sales Support

We provide prompt responses to inquiries and regular on-site visits. Our after-sales engineers, along with application R&D engineers, work closely to address customer concerns, ensure standardized equipment usage, and assist with test data analysis.

Comprehensive Lab

Multi-dimensional Test

ISO 9001 Certification

CE Certification

ISO 45001 Certification

TÜV Rheinland

Featured Cilents.

Check Our Product Brochures

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