
China Sanan Construction Group Co., Ltd.

Chodai Co., Ltd.Tokyo-to, Japan

LEDdynamics, Inc.Vermont, United States

Beijing Urban Construction Group Co. Ltd.Beijing Shi, China

P&W Solutions Co. Ltd.Tokyo-to, Japan

Door Controls, Inc.

Shanghai Hofu Construction Technology Holdings Co. Ltd.Shanghai Shi, China

Open Space Labs, Inc.California, United States

DHV BV

STARCON International, Inc.Texas, United States

Underpressure Engineering Co. Ltd.

Imerys Kaolin, Inc.Georgia, United States