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Wincom Company Ltd.
Shanghai Aucy Scientific Instrument Co., Ltd.
Zhengzhou Hepo International Trading Co., Ltd.
Zhejiang Top Cloud-Agri Technology Co., Ltd.
Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Zhejiang Tugong Instrument Co., Ltd.
Changzhou Magstar Machinery Technology Co.,Ltd
Biobase Biodustry (Shandong) Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Xinxiang Hengyu Machinery Equipment Co., Ltd.
Jiangsu Tianyuan Experiment Equipment Co., Ltd.