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Nanjing Kejie Analytical Instrument Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Biobase Biodustry (Shandong) Co., Ltd.
Canfort Laboratory and Education Supplies Co., Ltd.
Qidong Perfect Precise Tools Co., Ltd.
Shijiazhuang Zeyuan Optics Co., Ltd.
Shenzhen Siyuan Digital Technology Co., Ltd.
TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.
Qinhuangdao Intrinsic Crystal Technology Co., Ltd.
Shenzhen Handsome Technology Co., Ltd.
GIAI PHOTONICS CO., LTD.
Nanjing Co-Energy Optical Crystal Co., Ltd.
Shenzhen Xavier Precision Component Co., Ltd.
Raylabel Instrument Co., Ltd.
Wuhan Joho Technology Co., Ltd.