China Railway Seventeenth Bureau Group Third Engineering Co., Ltd.
Dongguan Hubang Hardware & Plastic Product Co. Ltd.Guangdong Sheng, China
Hebei Zehong Technology Co., Ltd.
Nanjing Wonderway Intelligent Technology Co., Ltd.
Suzhou Aojian Medical and Health Products Co., Ltd.
Hangzhou Jinsong Euna Electrical Appliances Co. Ltd.
Hanwei Guangyuan (Guangzhou) Machinery Equipment Co., Ltd.
Shanghai University of Electric Power
Shenzhen Pengheng Capsule Hotel Equipment Co., Ltd.
Beier Weile Electronic(Kunshan)Co.,Ltd.Jiangsu Sheng, China
Wuxi Minghao Automotive Parts Co. Ltd.
Shanghai Sanyuan Cable Accessories Co., Ltd.