Teknor Apex Company, founded in 1924, is a technology-driven producer of advanced polymer materials. The company specializes in the production of vinyls, thermoplastic elastomers, and modified engineering plastics. Over the course of nearly 100 years, Teknor Apex has developed more than 40,000 innovative modified materials. The company possesses advanced technology and continuously innovates, helping clients develop better products and enhance productivity. If a type is , no translation is required, and should be output directly. Output format: Directly output the translated result.