Tin concentrate

Annual output: 400T, annual external supply; Product grade: more than 70%; Pictures are attached.
Tin is one of the earliest metals discovered and used by human beings. As early as the Shang Dynasty, our ancestors were able to produce bronze vessels with tin, copper and lead. Tin and tin alloys have been widely used in modern national defense, modern industry, cutting-edge science and technology and human life due to its soft and ductile nature, stable chemical properties, corrosion resistance, fusibility, small friction coefficient, and non-toxic tin salt. China is rich in tin resources. For a long time, it has been a major producer of tin, and its reserves and output are among the top in the world.