K2 energy batteries are produced in China by DLG
http://www.dlgbattery.cn/enserver.asp?fl=5

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Shanghai Jiaotong University: DLG—Shanghai Jiaotong University United Battery Lab: our nursery of knowledge
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Wollongang University: the biomedical battery development is financed by Australian government
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Shanghai University and Zhengzhou University: joint development of new battery materials
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K2 Energy Company: joint development of automobile battery BMS system