－OM Solar Association
－OM Solar Technology Development Co., Ltd.
－Sweden Landins Tra AB
－Gold Mountain Group Limited.
－Italy Tegola Canadese S.p.A.
－Shanghai Hanchang Industry Development Co., Ltd.
－Beijing Synergy Vacuum Glazing Technology Co., Ltd.
－Beijing Oriental Longquan Facing Bricks Company Ltd.
－Beijing Texida Technology Co., Ltd.
－Beijing Techniconsult Building Technology Co., Ltd.
－Frankfurt Germany Broad Beltecno Co., Ltd.
－Environmental Technology & Consulting Ltd.
－Beijng Unistone Science and Trade Co., Ltd.
－Tianjin Sendeshida Science and Technology Co., Ltd.