
Advanced Building Systems, Inc.

Shenzhen Hengying Construction Group Co., Ltd.

Huite Science and Technology Co., Ltd.

Xi'an Yuanshuo Technology Co., Ltd.

Vibracoustic SE

Daddybaby Co., Ltd.

Beijing Ruili Analytical Instrument Co.

Designtech International, Inc.

Erhardt + Leimer Beteiligungsgesellschaft mbH

Li Xueshe Co., Ltd.

Liuzhou Railway Engineering Quality Inspection Center Co., Ltd.

Beijing Institute of Control Engineering