Beijing Subway Operation Co. Ltd.
Florence Medical Ltd.
Zhonghe Jiahua Equipment Manufacturing Co., Ltd.
Gansu Tobacco Industrial Co., Ltd.
Weifang Wandelang Auto Electric Manufacturing Co., Ltd.
Beijing Anfu Weiye Fire Safety Inspection Co., Ltd.
Tianjin Fanghua Communication Engineering Co. Ltd.
Dongtai Jieshun Machinery Manufacturing Co., Ltd.
Siegfried Keller AG
Jinta County Jinnong Machinery Manufacturing Co., Ltd.
Pimatic OyWestern Finland, Finland
Shanghai Jindun Fire Intelligent Technology Co., Ltd.Shanghai Shi, China