CHANGZHOU UNION MEDICAL SUPPLIES CO., LTD
Changzhou Tongda Medical Appliance Co., Ltd.
CHANGZHOU TONGCHUANG MEDICAL INSTRUMENT TECHNOLOGY CO., LTD.
Changzhou Standard Medical Devices Co., Ltd
Changzhou Sifary Medical Technology Co., Ltd.

Changzhou Xin Neng Yuan Medical Stapler Co., Ltd.
Changzhou Yanshun Optronics & Technology Co. Ltd.
Changzhou Zhengyuan Medical Technology Co., Ltd.
Changzhou Zhiye Medical Devices Institute Co., Ltd.
Changzhou Zhongyou Medical Devices Co., Ltd.