Longcheng door industry Co., located in production base of Chinese anti-theft door is a professional enterprise that integrates design, production, marketing of anti-theft door, non-standard door and building company possesses perfect manufacturing technique and advanced production facility, there are all series of professionals with great skil and staffs troop with the spirits of innovation and durable products are skillful in workmanship and attractive in appearance, which are preferred products for housing, finance, reference room and storehouse etc places.