Southwall Technologies Inc. (OTCBB:SWTX), the worldwide innovator of energy-saving films and glass products, has announced one of its largest architectural glass project wins, the Guangzhou TV building in China. Currently under construction alongside the world-renowned Guangzhou TV and Sightseeing Tower, the landmark building utilizes Southwall’s heat-reflective XIR film to minimize solar heat gain while maximizing visible light and energy efficiency. This is the second largest project win for Southwall in China after the Universiade Center sports complex in Shenzhen.