• Baoding NCEL Electrical Technology Co.,Ltd
• Dongguan Cheebo Electronic Co., Ltd.
• Xiamen Merc Electronic Technology Co., Ltd.
• Changzhou Hener Weighing Equipment Co., Ltd.
• Shanghai Boqu Instrument Co., Ltd.
• Shanghai Aidu Energy Technology Co., Ltd.
• Chongqing Foreseen Optics Instrument Co., Ltd.
• Jinhua Kaiyue Photoelectric Technology Co., Ltd.
• Dongguan C&K Mechatronix Co., Ltd.
• Cixi Taier Godeson Instrument Co., Ltd.
• Yongkang Beichen Weighing Apparatus Co., Ltd.
• Henan Yulin Edu. Project Co., Ltd.
• Ruijin Yongheng Electronic Weighing Apparatus Co., Ltd.
• KAIFENG SHENGDA WATER METER CO., LTD
• Shenzhen Yipincheng Technology Co., Ltd.
• Guilin Technology Hydrogeological Investigation Institute
• Biobase Meihua Trading Co., Ltd.
• Yuyao Licheng Tools Co., Ltd.
• Dongguan Daxin Electronic Technology Co., Ltd.
• Changchun Wancheng Bio-Electron Co., Ltd.
• Ningbo Alite Lighting Technology Co., Ltd.
• Zhengzhou CY Scientific Instrument Co., Ltd.
• Changzhou Zhuoyuan Industrial Automation Weighing System Co., Ltd.
• Junhong Electronic & Technology (Dongguan) Co., Ltd.
• All-Instruments International Trading (Shanghai) Co., Ltd.
• Hebei Huanhai Import & Export Trading Co., Ltd.
• Dongguan Fuen Electronics Co., Ltd.
• Wenzhou Hengxiong Electric Co., Ltd.
• Zhejiang Hongsen Machinery Co., Ltd.
• Zhejiang Top Cloud-Agri Technology Co., Ltd.
• PEAK Instruments (Shanghai) Co., Ltd.
• Huazheng Electric Manufacturing (baoding) Co., Ltd.
• Yongkang Qianju Industry And Trade Co., Ltd.
• Zhengzhou Freshliance Electronics Corp., Ltd.
• Taian Crystal Machinery Co., Ltd.
• Shenzhen Teren Control Technology Co., Ltd.
• Mdhc Life Technologies (kunshan) Co., Ltd.
• Nanyang Bright Optical Electronic Instrument Co., Ltd.
• Dongguan Haida Equipment Co., Ltd.
• Xiamen East Instrument Co., Ltd.
• Zhejiang Aicor Medical Technology Co., Ltd.
• Ningbo Huaguang Precision Instrument Co., Ltd.
• Biobase Meihua Trading Co., Ltd.
• Guangdong Chico Electronic Inc.
• Jinan Marxtest Technology Co., Ltd.
• Zhuhai Guangtai Electronic Co., Ltd.
• Dongguan Habotest Instrument Technology Co., Ltd.
• Shandong Hailaitaide Machinery Co., Ltd.
• Shenzhen Quan & Heng Weighing Scale Co., Ltd.
• Shandong Fengtu IOT Technology Co., Ltd
• Jiangsu Xinkang Medical Instrument Co.,Ltd
• Henan Bosean Electronic Technology Co., Ltd.
• Maanshan Exact Instrument Co., Ltd.
• Zhongshan Frecom Electronic Co., Ltd.
• Ningbo Fenghong Instrument Manufacturing Co., Ltd.
• Shanghai Boqu Instrument Co., Ltd.
• Chengdu Lancol High Tech Company Ltd.
• Focus Sensing And Control Technology Co., Ltd.
• Yong Yue Medical Technology (Kunshan) Co., Ltd.
• Shenzhen Great Sport Product Co., Ltd.
• Hubei Pinyang Technology Co., Ltd.
• Dongguan Hap Optics Technology Co., Limited
• Shenzhen Yishd Industrial Co., Ltd.
• Henan Chicheng Electric Co., Ltd.
• Xi'an Huafan Technology Co., Ltd.
• Huizhou HongYi Lighting Co., Ltd.
• Taian Dongtai Machine Manufacturing Co., Ltd.
• Hangzhou Fuyang Baka Plastic Packaging Factory
• Taian Common Rail Industry & Trading Co., Ltd.
• Zhejiang Youngman Technology Co., Ltd.
• Sainuolikang Biotechnology (Beijing) Co., Ltd.
• Shanghai GL Environmental Technology Co., Ltd.
• Nvk Weighing Instrument (suzhou) Co., Ltd.
• Hangzhou Rollmed Co., Ltd.
• Anhui Qidian Automation Technology Co., Ltd

total: 75