CIMC Yike New Material Development Co., Ltd.
Tianrui Energy Saving Technology Co., Ltd.
Tangshan Runfeng Composite Material Co., Ltd.
Sichuan McVay Ventilation Equipment Co., Ltd.
Shanghai Duokai Composite Materials Co., Ltd.
Qinhuangdao Yaohua Equipment Group Co., Ltd.
Guangdong Hongbo New Material Group Co., Ltd.
Dongguan Hegao Industrial Co., Ltd.
Butler Manufacturing co.
Ampelite
