Wuhu Kete Wire & Cable Co. Ltd.
Lanxi Naihe Metal Co., Ltd.Zhejiang Sheng, China
Nanjing Nanman Electric Co., Ltd.Jiangsu Sheng, China
Shandong Yitai Shengye Welding Technology Co., Ltd.Shandong Sheng, China
Koppen Import-Export BVNoord-Brabant, Netherlands
Huai'an Huaining Steel Structure Co., Ltd.Jiangsu Sheng, China
Hunan Yinhe Electric Co., Ltd.
Guangzhou Xuancheng Education Technology Co., Ltd.Guangdong Sheng, China
Jiangsu Watts Energy Engineering Co. , Ltd.
Huzhou Yichen Photovoltaic Energy Technology Co., Ltd.Zhejiang Sheng, China
Guangdong Shuxiang Education Technology Co., Ltd.Guangdong Sheng, China
Zhengzhou Zhilian Automation Equipment Co., Ltd.Henan Sheng, China