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Bengbu Qibang Technology Information Consulting Co., Ltd.Anhui Sheng, China

Qidong High Pressure Oil Pump Co. Ltd.

Ganzhou Longyuan Environmental Protection Industry ManagementJiangxi Sheng, China

KINGS HAPPY COMPANY LIMITED

Xinxiang Dawei Intelligent Door and Window Practical Technology Research CenterHenan Sheng, China

Chengdu Chitong Digital System Co., Ltd.Sichuan Sheng, China

Jiangmen Electric Power Design Institute Co., Ltd.Guangdong Sheng, China

Xuzhou Yiteng Electromechanical Technology Co., Ltd.Jiangsu Sheng, China

Beijing Labor Protection Bureau Technology Development Co.Beijing Shi, China

Xiao Kun Lin