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KAYO Hunan factory has around 30,000 square meters of plant in the industrial park, with an advanced, air-conditioning, closed workshop and clean plant. Most of production equipments and the main precision components were imported from Japan, their advanced level are in the forefront in the domestic battery industry. Daily production productivity achieves 100,000Ah. We receive various kinds of customized sizes. Cells capacity range cover 20mAh to 10,000mAh.

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Battery Performance Laboratory


Crush Testing
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Formation and Grading Systems


High Rate Discharge Testing
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Impact Testing



Programmable Temperature & Humidity Testing Machine
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Safety Testing


Short-Circuit Testin

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