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 ?

High Precision

Precision-engineered to exceed industry benchmarks, our solutions deliver unmatched accuracy and reliability for critical outcomes.

Comprehensive Experts Support

Our seasoned specialists stand ready to empower your innovative work, from initial consultation to ongoing assistance, guaranteeing tailored analytical tools that evolve with your project’s needs.

User-Friendly Software

Our intuitive software platform is built for efficiency and ease of use, accelerates workflow sand save time.

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.

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.