Boral IP Holdings (Australia) Pty Ltd.
Fujisho Co., Ltd.
Seele product holding GmbH & Co. KG
Qingdao Kexing Education Equipment Co. Ltd.
Beijing Zhishu Technology Co., Ltd.
Wuhan Nuodejia Technology Co., Ltd.
Kestelyn
Maderag AG
Anthony Lee
Japan NUS Co., Ltd.
BBK Test Systems Co., Ltd.
Beijing 359 Investment Co., Ltd.