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GIAI PHOTONICS CO., LTD.
Shijiazhuang Zeyuan Optics Co., Ltd.
Shenzhen Siyuan Digital Technology Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Qidong Perfect Precise Tools Co., Ltd.
Labmen Instrument Limited
Nanjing Kejie Analytical Instrument Co., Ltd.
Guangzhou Haike Outdoor Sport Co., Ltd.
Nanjing Co-Energy Optical Crystal Co., Ltd.
Yiwu Wisdom Import & Export Co., Ltd.
Nanjing Poweam Medical Co., Ltd.
Foshan Sident Technology Limited