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Junhong Electronic & Technology Co., Ltd.
Hunan Puqi Geologic Exploration Equipment Institute (Common Partnership)
Beijing Topsky Century Holding Co., Ltd.
Hangzhou EndoTop Medi-Tech Co., Ltd.
Hongkong Joint Stars Group Limited
Guangzhou DENS Technology Co., Limited
Zhongke-Lian Sheng (Shenzhen) Technology Co., Ltd.