Indium is a metal element, belonging to Group IIIA metal elements, silver-white and slightly light blue luster. The texture is very soft, can be scored with nails, strong plasticity, good ductility, and can be pressed into tablets. Metal indium is not oxidized by air at normal temperature. It is widely used in aerospace, radio and electronics industries, medical, defense, high-tech, energy and other fields. Suzhou Bojie Resin Technology Co., Ltd. provides high purity extraction, high exchange speed, simple equipment, no other impurities, easy desorption, reusable, long service life and cost saving. It is suitable for industrial large-scale production.