Chang Shui Shi

principally engages in the design, construction, technology promotion, and consulting services of water-saving irrigation projects; the research, development, production, and sale of water-saving irrigation equipment and pipes as well as agricultural machinery and films; and the sale of solar photovoltaic power station equipment, anti-seepage and protective materials as well as asphalt and concrete building materials. The company was founded on February 23, 2011 and is headquartered in Changchun, China.

XuZhou ZM-Besta Heavy Steel Structure Co., Ltd. engages in the provision of steel structure solutions and services, including design consultancy, manufacturing, on-site installation, and maintenance. Its products include light steel structures, heavy steel structures, steel space frames, and facilities steel structures. The company was founded on December 30, 2006 and is headquartered in Xuzhou, China.