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Jinan Handa Electron Technology Co., Ltd.
Labmen Instrument Limited
Beijing Topsky Century Holding Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Shandong Dongrun Instrument Science and Technology Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Fuzhou DIT Industry & Trade Co., Ltd.
Shanghai Boqu Instrument Co., Ltd.
Zhejiang Scientific Instruments & Materials Import & Export Co., Ltd.
Shenzhen Handsome Technology Co., Ltd.
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.
Nengshi Analytical Sensor Co., Ltd.
Nanjing T-Bota Scietech Instruments & Equipment Co., Ltd.