
Tianjin Luhai Surveying and Mapping Co., Ltd.Tianjin Shi, China

Foshan Nanhai Huahong Refrigeration Parts Co., Ltd.Guangdong Sheng, China

Chongqing Huaxia Precision Formwork Co., Ltd.Chongqing Shi, China

Ningbo Kaisheng Energy Saving and Environmental Protection Technology Co., Ltd.Zhejiang Sheng, China

Emergency Management Department Shanghai Fire Research Institute

Shaanxi Yingqiang Electric Automatic Control Technology Co., Ltd.Shaanxi Sheng, China

Chongqing Kaixiyi Electronic Technology Co., Ltd.Chongqing Shi, China

Aegis Fire Protection Technology Co., Ltd.Hebei Sheng, China

Jiangsu Feida Tools Group Co., Ltd.

Paasch & Silkeborg MaskinfabrikkerDenmark

Beijing China Railway Construction Electrification Design and Research Institute Co., Ltd.Beijing Shi, China

Guangzhou Wanbao Enameled Wire Co. Ltd.