Continental AG specializes in the design, manufacturing, and marketing of tires and automotive equipment. Net sales break down by family of products as follows: - automotive systems (48.8%): basic brakes (No. 1 worldwide), electronic braking circuits (No. 2 worldwide), chassis components, control systems, etc.; - tires (34.7%): automobile, motorcycle, light, industrial and farm trucks tires, etc.; - technical elastomers (15.9%): products made of rubber (belts, tubing, and hoses), plastic materials for the automotive, railroad, mining, and similar industries. The balance of net sales (0.6%) relates to contract manufacturing business. Net sales are distributed geographically as follows: Germany (19.6%), Europe (29.6%), North America (25.9%), Asia (20.8%), and other (4.1%).