Helmets Ltd.
Hefei Yifeng Electronic Packaging Co., Ltd.
Quanzhou Huoju Electronic Co. Ltd.
Taizhou Lifa Electronics Co. Ltd.
Dongguan Guangyu Electronic Industry Co. Ltd.
Guangdong Dongpeng Ceramics Co., Ltd.
Société Lorraine de Capsules Metalliques
Beijing Shouhang Ihw Resources Saving Technology Co. Ltd.
Rudolf Bohnacker GmbH & Co. KG
Daeyoung Co., Ltd.
AMAI Technology Co., Ltd
Zhi Zheng