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