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Zhejiang Tugong Instrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Wincom Company Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Xi'an LIB Environmental Simulation Industry
Jiangsu Tianyuan Experiment Equipment Co., Ltd.
Shanghai Powoo Industry Co., Ltd.
Dongguan Xin Bao Instrument Co., Ltd.
Ningbo Hi-Tech Park Bolin Technique Co., Ltd.
Movel Scientific Instrument Co., Ltd.