CCCC North China Engineering Co., Ltd.
AVIC Aerospace Life-Support Industries Ltd.
Beijing Zhongda Precision Technology Co., Ltd.
Kerui Valve Nantong Co. Ltd.
Xi'an Airun Internet of Things Technology Service Co., Ltd.
Lion Chemical Co., Ltd.
Wenzhou Yongheng Technology Co., Ltd.
Suzhou Medical Device Industry Development Co., Ltd.Jiangsu Sheng, China
Tridelta Industries, Inc.Ohio, United States
Power Tree Corp.
Chongqing Shanju Chemical Machinery Co., Ltd.
Xi'an Fujitec Cable Co., Ltd.