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Guangzhou Lixiang Trade Development Co., Ltd.
Zhengzhou Huaer Electro-Optics Technology Co., Ltd.
Shanghai Xinyi Education Technology Co., Ltd.
Hubei YJT Technology Co., Ltd.
Guangdong Dongji Intelligent Device Co., Ltd.
Shenzhen Aotelu Technology Co., Ltd.
Shenzhen Bonad Instrument Co., Ltd.
Donghai Yukang Quartz Material Co., Ltd.
Race MBE
Chotest Technology Inc
Wincom Company Ltd.
Shanghai AEAD Technology Co., Ltd.
Tianjin Humanda Technology Development Co., Ltd.
Wenzhou Luosimeng Machinery Co., Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Fujian East Promotions Co., Ltd.
Laizhou Weiyi Experimental Machinery Manufacture Co., Ltd.
Labmen Instrument Limited
Sino Age Development Technology
Zhengzhou Chongyang Trading Co., Ltd.