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GIAI PHOTONICS CO., LTD.
Biobase Biodustry (Shandong) Co., Ltd.
Shijiazhuang Zeyuan Optics Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Yiwu Wisdom Import & Export Co., Ltd.
CPG OPTICS LIMITED
VY Optoelectronics Co., Ltd.
Qidong Perfect Precise Tools Co., Ltd.
Nanjing Co-Energy Optical Crystal Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Guangzhou Haike Outdoor Sport Co., Ltd.
Wincom Company Ltd.
Shenzhen Siyuan Digital Technology Co., Ltd.