金三江(301059.SZ)：产品目前主要应用于牙膏领域

Core Viewpoint - The company, Jin Sanjiang (301059.SZ), focuses on the research, production, and sales of precipitated silica, which has excellent properties such as chemical inertness and porous structure, making it widely applicable in various fields [1] Group 1: Business Overview - The main business of the company is the development, production, and sales of precipitated silica [1] - The company's products are primarily used in the toothpaste sector, categorizing them as fine chemical new materials [1] Group 2: Market Expansion - In recent years, the company has been expanding into food and pharmaceutical sectors, high-end industrial applications (such as PE battery separators and silicone rubber), and high-performance tires [1]