Taicang Huarui Vacuum Furnace Co., Ltd.
Huangshi Honghe Electronic Materials Technology Co., Ltd.
Spidem SpA
IPIFINI, Inc.Massachusetts, United States
Dongguan Qingyuan Electronics Co., Ltd.
Junji Environmental Technology Co Ltd.
SC Corp.
Harmonic Research, Inc.
Alter SA
Asahi Kasei Metals Ltd.
Chunmi Technology (Shanghai) Co., Ltd.
Shanghai Beihui Wood Industry Co., Ltd.