
Kunshan Sunnis Electronic Technology Co., Ltd.Jiangsu Sheng, China

Longyan Dingchen Machinery Co., Ltd.Fujian Sheng, China

Beijing Zhongdi Shield Engineering Technology Research Institute Co., Ltd.Beijing Shi, China

Chenzhou Vocational & Technical CollegeHunan Sheng, China

Beijing Terren Technology Development Co., Ltd.Beijing Shi, China

Quanjiao Conch Cement Co., Ltd.

HPD LLCIllinois, United States

Ohbayashi Corp.

Sichuan Ruiyun Construction Engineering Co., Ltd.Sichuan Sheng, China

Guangzhou Fengling New Material Technology Co., Ltd.Guangdong Sheng, China

Wuhan Comprehensive Transportation Research Institute Co., Ltd.Hubei Sheng, China

Liaoyang Hengye Chemical Co., Ltd.Liaoning Sheng, China