2. Yiyang Yixin Medical Equipment Co., Ltd. (Chaoyang Market, No. 196 front)
3. Yiyang City Hongyi Medical Equipment Co.
5. Hunan Anhua Electronic Medical Instrument Factory (Tongxi District, Changtang Town)
6. Nanxian Hua'an Medical Instrument Co., Ltd.(Lin Yin Road, Nanzhou Town)
7. Yiyang Kaiyuan Medical Instrument Co., Ltd.(Luoxi Road)
8. Yiyang Yincheng Medical Equipment Co. Taohuolun)
10.Yiyang Kangle Medical Equipment Co., Ltd (No.22, Kangfu South Road)
11.Yiyang City Heshan District Hongda Medical Instrument Factory (Longguangqiao Town)
12.Yiyang City Wenhua Medical Instruments Co. >14. Yiyang Maokang Medical Equipment Co., Ltd (Jinhua East Road)