- Hebei Chengjin Packing Products Sale Co., Ltd.
- Main business:
- Shijiazhuang Zhuoyong Packing Materials Sale Co., Ltd.
- Main business:
- Hangzhou Chenguang Glassware Co., Ltd.
- Main business:
- Yiwu Huicheng Glass Products Co., Ltd.
- Main business:
- Yangzhou City Tranquillity Medical Equipment Ltd.
- Main business:
- Nanjing Kaihong Healthcare Co., Ltd.
- Main business:
- Jinan Honhai Industrial Company Limited
- Main business:
- Ningbo Sofine Electric Co., Ltd.
- Main business:
- Xuzhou Euhigh Industrial Co., Ltd.
- Main business:
- Qingdao Ama Co., Ltd.
- Main business:
- Ningbo Joycare Import & Export Co., Ltd.
- Main business:
- Shandong Zhenfu Medical Device Co., Ltd.
- Main business:
- ROCKER SCIENTIFIC CO., LTD.
- Main business:
- Beijing Junyi-Dongfang Electrophoresis Equipment Co., Ltd.
- Main business:
- Giantek Quartz (Linyi) Co., Ltd.
- Main business:
- Labfirst Scientific Instruments (Shanghai) Co., Ltd.
- Main business:
- Lianyungang Liaison Quartz Co., Ltd.
- Main business:
- Yancheng Diling Medical Instruments Co., Ltd.
- Main business:
- EURO TECH (FAR EAST) LIMITED
- Main business: