Lida Enterprise, established in 1995, is a large-scale and professional group integrated with R&D, manufacture, trade and international economic cooperation as an economic entity, with the headquarter located in Changchun that is honored as auto capital of China and film city. After 10 years' durative and rapid development, Lida Enterprise has the main industry of window systems, building materials, home interation. And the business scope also involves sub agriculture products, metal foundry, clothing processing, etc.