Ube Industries is a leading chemicals manufacturer in Japan and a world leader in nylon raw materials. The company's chemical business began with the low-temperature carbonization of coal from coal mines to produce ammonium sulfate. Currently, it operates in caprolactam, nylon resins, ammonium sulfate, ammonia, synthetic rubber, polyethylene, ABS resins, polyimides, C1 chemicals, battery materials, ceramics, and more. In addition to having one of the largest shares in Asia for nylon 6 and polybutadiene rubber, it is also the largest producer of ammonia in Japan. If a type is , no translation is required, and should be output directly. Output format: Provide the translated result directly.