Dongguan Jiayang Battery Co., Ltd. company profile

company profile

SHENZHEN KAYO BATTERY Co., Ltd was established in 1999, it is a China-Japan joint ventured company which specialized in Design, Research, Manufacture and Distribution of high performance and environmental friendly Lithium Ion Battery. They comprised of Li-ion polymer battery, Li-ion cylindrical battery, LiFePO4 battery and various kinds of battery packs.

We absorbed the advanced management experiences from Japan in R & D, Production and Quality control, due to our company’s good business mentality and correct of marketing strategy, we have gained a stable and sustaining growing through these years.

We keep a good friendship with our supplier and have strategy cooperation in the special area, in order to demand the increasing of production capacity; we established Hunan Factory specialized in cells’ manufacture in 2014.

We have strict and sophisticated quality guarantee system and passed the ISO 9001:2008 and ISO14000: 2004 certifications. Most importantly, our battery products obtained UL, CB, KC, PSE, 3C, CE, FCC, UN38.3, RoHS and other international certificates.

Our marketplace has cover all over the world, including Europe, North America, South America, Southeast Asia, Taiwan, Korea and mainland China. We cooperated with some well-known companies, likes Honeywell, Philips, SAMSUNG, Toshiba, NTT, Huawei and Greatwall.

If you have the demands of OEM ODM rechargeable battery, custom made batteries,custom battery packs, battery pack design, custom battery pack assembly, custom made batteries, and more, please feel free to ask for help, our technical team will provide the suitable custom battery solution for you.

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KAYO was established in Shenzhen.

KAYO R&D center established, 11 Japanese experts came to China.

KAYO Ni-MH battery started production at Longhua town of Shenzhen.

KAYO passed ISO9001 quality certification systems.

KAYO Li-ion battery division established and stated production in Shenzhen.

Li-ion batteries passed UL certification.

All the batteries passed RoHS requirement.

KAYO passed ISO14001 environment certification systems.

KAYO Cooperated with Japan Waseda University for robot power energy research.

KAYO and HITACHI reached a consensus on the cooperative agreement and successfully entered the supplier system of Japanese.

KAYO started to develop energy storage battery and dynamic battery.

KAYO established Korea branch

KAYO established Hunan industrial zone and started production

KAYO established BMS R&D department devoted to develop complex Battery Management Systems

Dongguan Jiayang Battery Co., Ltd. Dongguan Jiayang Battery Co., Ltd. Dongguan Jiayang Battery Co., Ltd. Dongguan Jiayang Battery Co., Ltd.
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Company Details

Main Market

North America

Western Europe

Eastern Europe


Business Type




Brands : KAYO

No. of Employees : 200~500

Annual Sales : 43 million-45million

Year Established : 1999

Export p.c : 80% - 90%


Our Products Have Passed Many Certificates.

China Dongguan Jiayang Battery Co., Ltd. Certification