How about Yingkou Zhengdian Aluminum?

Yingkou Zhengdian Aluminum Industry is quite good. Liaoning Zhengdian Aluminum Building System Co., Ltd., Yingkou District, Liaoning Free Trade Zone, is a company integrating system material research and development, production, testing and system door and window design. "Science and technology is the primary productive force" has been well verified here. As a provincial high-tech enterprise, punctuality company pays attention to scientific research and development. At present, it has 128 patents, serving more than 100 domestic enterprises, and has won high recognition from the market.