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Zhejiang Top Cloud-Agri Technology Co., Ltd.
Qidong Perfect Precise Tools Co., Ltd.
Shenzhen Bonad Instrument Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Shanghai Drawell Scientific Instrument Co., Ltd.
Shanghai Aucy Scientific Instrument Co., Ltd.
Nanjing Co-Energy Optical Crystal Co., Ltd.
Wuhan Joho Technology Co., Ltd.
VY Optoelectronics Co., Ltd.
Ningbo Hongbo Optical Instrument Co., Ltd.
Ergas Technology Co., Ltd.
Canfort Laboratory and Education Supplies Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Guangzhou Haike Outdoor Sport Co., Ltd.
Biobase Biodustry (Shandong) Co., Ltd.