Infrared Fiber Systems, Inc.
Guangxi Tefei Yuntian Aviation Power Technology Co., Ltd.
Courtaulds Fibres Ltd.
Rechi Precision Qingdao Electric Machinery Co. Ltd.
Zhongtai Machinery Co. Ltd.
Beijing Kunlun Longyuan Petroleum Exploitation Technology Co., Ltd.
Dk Metal Co. Ltd.
Guangdong Jiaoling Construction Engineering Group Co., Ltd.
IQ Systems, Inc.
Shanghai Heavy Machine Forging Factory
Dongying Guangli Port Lingang Industrial Park
Wuxi Huacheng Petrochemical Equipment Co. Ltd.