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Innovative Lithium Battery Testing Solutions Provider

IEST has provided 4,000+ instruments to 700+ partners worldwide in 6 years.

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Continuous Innovation And Breakthroughs

Innovative Lithium Battery Testing Solution Provider

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Our Products

Lithium-ion Battery Testing One-stop Solutions Supplier

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About IEST

Innovative Lithium Battery Testing Solution Provider

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Note: until sept. 2024

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R&D staffs

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Ratio of masters & PhDs

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National testing standards

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National scientific research

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Utility patents

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Software copyrights

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Note: According to the 2023 year-end customer satisfaction survey.（Full score 100）

95.5%

Pre-sales service consultation satisfaction

94.6%

After-sales service satisfaction

94.3%

Product quality satisfaction

93.2%

Delivery timeliness satisfaction

92.9%

Convenient operation satisfaction

Why Choose IEST

Committed to becoming a world-leading supplier of new energy testing solutions!

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, which helps our customers solve R&D and testing painpoints.

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.

Global Customers

We have supplied over 2,000 instruments to more than 50 countries, serving over 400 lithium-ion battery clients worldwide. Our key clients include material suppliers, battery cell manufacturers, university research institutes, and third-party testing centers.

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.

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.

Our Clients & Partners

We have provided more than 2,500 sets of equipment to more than 700 partners at domestic and overseas. Thank you to all current and future partners for your trust.

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Carbon Neutral

Sustainability is in everything we do.

IEST responds positively to the UN Sustainable Development Goals (SDGs). While providing innovative products and services, IEST integrates the concept of sustainable development management into all aspects of its business operation, establishes a sustainable development management system, adheres to ethical and compliance management, and continuously strengthens communication with stakeholders to ensure the sustainable development of IEST and benefit our customers and society.

Sustainable Operation 3-1

Sustainable Operation

We utilize renwable energy sources power 30% of our manufacturing operations, with plans to reach more by 2030.

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Energy Savings

By optimizing energy efficiency across all facilities, we have reduced total energy usage by 15% over the past 3 years.

Sustainable Operation 3-3

Carbon Neutrality

With climate change and social responsibility becoming increasingly important issues worldwide, we aim to serve as a role model within our industry for sustainable and ethical business practices.

News

Solutions & News

Impact of Compaction Pressure On Formation and Performance of Garnet-based Solid-state Lithium Batteries

14Jan

Solid Electrolyte Test Case

Impact of Compaction Pressure On Formation and Performance of Garnet-based Solid-state Lithium Batteries

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Tailoring Redox Couples of Li-rich Mn-based Cathode Materials by In-Situ Surface Reconstruction for High-Performance Lithium-Ion Batteries

07Jan

Single Particle Mechanics Case

Tailoring Redox Couples of Li-rich Mn-based Cathode Materials by In-Situ Surface Reconstruction for High-Performance Lithium-Ion Batteries

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Synergistic Surface Reconstruction Of Ultrahigh Nickel Cathode Materials By Ultrafast Joule Heating Method In Seconds

03Jan

Powder Resistivity & Compaction Density CaseSingle Particle Mechanics Case

Synergistic Surface Reconstruction Of Ultrahigh Nickel Cathode Materials By Ultrafast Joule Heating Method In Seconds

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