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Guangzhou Haike Outdoor Sport Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Shijiazhuang Zeyuan Optics Co., Ltd.
Nanjing Poweam Medical Co., Ltd.
Shenzhen Haiwang Sensor Co., Ltd.
Jinan Hope Wish Photoelectronic Technology Co., Ltd.
Ningbo Hongbo Optical Instrument Co., Ltd.
Shenzhen Siyuan Digital Technology Co., Ltd.
Henan Forever Medical Co., Ltd.
Shenzhen Chuangxin Instruments CO., LTD.
Shenzhen Lite Technology Limited
Nanjing Kejie Analytical Instrument Co., Ltd.
Canfort Laboratory and Education Supplies Co., Ltd.
Nanjing Co-Energy Optical Crystal Co., Ltd.
Qidong Perfect Precise Tools Co., Ltd.