Alcoa started construction on August 29 to build a project in Tennessee with an investment of 275 million. Tennessee Governor Bill Haslam, Senator Lamar Alexander and other companies and state leaders attended the ceremony. The expansion is mainly for the production of automotive aluminum , as automakers increasingly use aluminum to improve vehicle performance such as safety, fuel economy, and durability. Governor Bill Haslam said this is proof of the development of the automotive aluminum industry in Tennessee. Tennessee has become the country’s first automobile manufacturing state, adding many manufacturers and suppliers. In addition to the expansion of production facilities to increase aluminum production, the project also includes upgrading and upgrading of existing aluminum production capacity. Flanged Ball Valve,Ball Valve,Stainless Steel Ball Valve Gaoshan Valve Co., Ltd. , http://www.hn-valves.com