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Shanghai Drawell Scientific Instrument Co., Ltd.
WANT Balance Instrument Co., Ltd.
Wincom Company Ltd.
Biobase Biodustry (Shandong) Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Zhengzhou Nanbei Instrument Equipment Co., Ltd.
Zhejiang Top Cloud-Agri Technology Co., Ltd.
Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
Hangzhou Altrasonic Technology Co.,Ltd