Dunnan Technology Wuxi Ltd.
Ganzhou Hongfei Tungsten & Molybdenum Materials Co., Ltd.
Yuyao Aiper Lighting Co., Ltd.Zhejiang Sheng, China
Jiangsu Guanghui Cable Co. Ltd.
Cloud Future Innovation Technology (Suzhou) Co., Ltd.Jiangsu Sheng, China
Hunan Ramon Science & Technology Co. Ltd.
Global Tool Management AS
Koryo Trading Co., Ltd.
Guangdong Bosheng New Materials Co., Ltd.Guangdong Sheng, China
Bolliger & Mabillard Ingenieurs Conseils SAValais, Switzerland
Yixin Adhesive Tape (Shanghai) Co., Ltd.Shanghai Shi, China
Shenzhen Zhongguang Diantong Lighting Industry Co., Ltd.Guangdong Sheng, China