海南橡胶：生产的橡胶初加工产品主要应用于制造各种轮胎、输送带、工业胶管等工业制品

Group 1 - The core viewpoint of the article is that Hainan Rubber (601118) is a large comprehensive enterprise group involved in various sectors including natural rubber planting, processing, trading, finance, technology research and development, rubber wood processing and sales, as well as tropical specialty high-efficiency agriculture [1] - The company produces initial processed rubber products primarily used in manufacturing various tires, conveyor belts, and industrial rubber hoses [1] - Additionally, the company manufactures deep-processed rubber products such as latex mattresses and latex pillows [1]