Jiangxi Kosen Entech Co., Ltd.
Zhuji Huahai Spandex Co. Ltd.
Hunan Hongyue Technology Co. Ltd.
Guangdong Feifei Education Equipment Co., Ltd.
Ju Yi Industrial Co. Ltd.
Hubei Liantou New Material Development Co Ltd.
Zhengzhou Zhongnan Jiete Super Hard Material Co. Ltd.Henan Sheng, China
Rugao Urban Construction Investment Co Ltd.Jiangsu Sheng, China
Shanghai Tieda Electronic & Information Technology Co., Ltd.
Hams KK
Kentex
Shenzhen Junpai Weiye Co., Ltd.