STAR-USG Building Materials Co., Ltd.
R.D.S. Industries, Inc.California, United States
Nanchang Mine Machinery Co. Ltd.
Hubei Xinzongke Viral Disease Engineering Technology Co., Ltd.
Jieshou Hongxin Plastic Industry Co., Ltd.
Bright Technologies, Inc.Guangdong Sheng, China
Sesam AB
P1 Diamond, Inc.
Shanghai Zhongchen Electronic Technology Co. Ltd.
Dr. Yuhuan Glasses Manufacturing Co., Ltd.
Wuhan Kefu New Drug Co., Ltd.
Institute of Artificial Crystals, State Administration of Building Materials Industry