Chaoshan City Kean Technology Development Co. Ltd. Guangzhou Lingzhi Automation System Control Co.
Guangzhou Gaoan Electrical and Electronic Engineering Co. Guangdong Dongtian Technology Development Co. Guangdong Jitong Information Development Co.
Guangzhou Tianhe District Security Service Company Technical Preventive Engineering Department Guangzhou Top New Era Electronic System Technology Co.
Guangdong Xunying Intelligent System Co. Shenzhen Pulse Mountain Dragon Information Technology Co.
Guangdong Amex Technology Application Co. Shenzhen Shengye Technology Co.
Shenzhen Shenjin Industry Co. >Guangzhou Anxinjie Technology Co. Guangzhou Mechanical and Electrical Installation Co.
Guangzhou Jinpeng Group Co. Shenzhen BOSHI Hi-Tech Co.
Shantou Kexin System Development Co. Guangzhou Liantong Science and Technology Development Co.
Shenzhen Shilian Industrial Development Co. Ltd. Shenzhen Zhaoyihuan Industrial Development Co.
Shenzhen Shencai Electronic Technology Development Co. Guangdong Jianan Automation System Engineering Co.