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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In order to facilitate sample testing and method development, IEST has established multiple R&D laboratories.

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


Pre-sales service consultation satisfaction


After-sales service satisfaction


Product quality satisfaction


Delivery timeliness satisfaction


Convenient operation satisfaction

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Note: Until May 2023

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Published patents

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Invention patents

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Utility model patents

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Design patents

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Software copyright

Our Clients & Partners

More than 2,000 pcs (sets) of equipments have been provided, serving more than 400 lithium battery users at home and abroad!

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​

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

Energy Savings

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

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.

Company News & Events

IEST regularly participates in tradeshows and conferences around the country providing us with a chance to meet our customers and to promote our solutions and offerings to the scientific community. Please check out the Tradeshows & Conferences section to see where we are going to be soon.

Contact Us

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