Huami Energy Saving Technology (Jiangxi) Co., Ltd.
Sichuan High Precision Purification Equipment Co., Ltd.Sichuan Sheng, China
Lai Mei Sci-Tech, Inc.
Tianjin Yuchuan Environmental Technology Co., Ltd.
Nanjing Tiandai Information Technology Co., Ltd.
Hang Zhou Jin Yu Dian Zi You Xian Gong Si
Yuhuan County Jinfeng Industrial Co. Ltd.
Haskon Corp.Massachusetts, United States
System Instruments Co. Ltd.
Shaoxing Shangyu Ventilation Machinery Co.,Ltd.Zhejiang Sheng, China
Fuji Dengyosha KK
Nan'an Kelian Patent Application Service Co., Ltd.