
Black Cat Blades Ltd.

Yunnan Highway & Bridge Co., Ltd.Yunnan Sheng, China

Duri Svenska ABVastra Gotaland, Sweden

JUWÖ Poroton-Werke Ernst Jungk & Sohn GmbH

GS Engineering & Construction Corp.

Delta Technology Corp.Washington, United States

FORTE Hormigones Tecnológicos SL

China Coal Mine Construction Group Co. Ltd.

Tianrui Xindeng Zhengzhou Cement Co., Ltd.Henan Sheng, China

Qilu Transportation Development Group Co., Ltd.Shandong Sheng, China

Giatec Scientific, Inc.Ontario, Canada

Sichuan Esheng Cement Group Co. Ltd.