iButton Company
JingZhou SynTek Smart Technology Co., Ltd.
S4A Industrial Co., Limited
Zhongshan Jiean Electronic Technology Co., Ltd.
Shenzhen Yongkaida Technology Co., Ltd.
Shenzhen Smart Way Technology Co., Ltd.
Guangzhou Topshine Electronic Technology Co., Ltd.
Shenzhen Risenda Technology Co., Ltd.
OCOM Technologies Limited
