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Nanjing Co-Energy Optical Crystal Co., Ltd.
Shijiazhuang Zeyuan Optics Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Shenzhen Ereagle Technology Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Shanghai Aucy Scientific Instrument Co., Ltd.
Raylabel Instrument Co., Ltd.
GIAI PHOTONICS CO., LTD.
Shenzhen Haiwang Sensor Co., Ltd.
Qidong Perfect Precise Tools Co., Ltd.
Biobase Biodustry (Shandong) Co., Ltd.
Jiaxing Yaou Optical Technology Co., Ltd.
VY Optoelectronics Co., Ltd.
Wuhan Joho Technology Co., Ltd.