Sitek Srl
Tianjin Urban Construction Tunnel Co., Ltd.
Ellem Industria Farmaceutic SpA
Tianjin Port Electric Power Co., Ltd.
Chongqing Muyue Machinery Manufacturing Co., Ltd.
Cipla Indústria de Materiais de Construção SA
Sk Geo Centric Co., Ltd.South Korea
Force-MOS Technology Co., Ltd.Taiwan Province, China
Centro de Investigaciones en Optica AC
Vibrant Holding Sdn. Bhd.Selangor, Malaysia
Xi'an Yisiwei Material Technology Co., Ltd.
Zhenjiang Mingchi Electric Co., Ltd.