Wuhan Zhongyong Industrial Technology Co., Ltd.
Extreme JJ Ltd.
Wuhu Yongnuo Ship Valve Co.,Ltd.Anhui Sheng, China
Chengdu Deyi Industrial Co., Ltd.Sichuan Sheng, China
Shenzhen Qianhai Zhongdian Hui'an Technology Co., Ltd.Guangdong Sheng, China
Shangdong Disheng Dianqi Holdings Co. Ltd.
Wuhan Jiuan Medicine Industry Co. Ltd.
Kenken Co., Ltd.
Tianjin Polytechnic Normal University
Emil Müller GmbHGermany
Institut für Mikrotechnik Mainz GmbH
Zhejiang Chicheng Industry & Trade Co.,LtdZhejiang Sheng, China