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Nanjing Kejie Analytical Instrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Xinxiang Hengyu Machinery Equipment Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Shenzhen Keyto Fluid Control Co., Ltd.
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Shanghai Aucy Scientific Instrument Co., Ltd.
Zhejiang Scientific Instruments & Materials Import & Export Co., Ltd.
Deson Electric Group Company Limited