
Jiangsu Yangan Group Co., Ltd.

Plas-Tech Engineering, Inc.Wisconsin, United States

Henan Province Highway Engineering Bureau Group Co., Ltd.

Amomatic OYWestern Finland, Finland

Carrieres Du Boulonnais SAS

Tnemec Co., Inc.Missouri, United States

Interprojekt Ingenieurgesellschaft mbH

Guangdong Shengrui Technology Co., Ltd.

BHR Group Ltd.

Hongrun Construction Group Co., Ltd.Shanghai, China

Caris Co. Ltd.

ETAK Systems LLCNorth Carolina, United States