Job Recruitment Website - Recruitment portal - Stone magnetic recruitment

Stone magnetic recruitment

cannot

Brazilian black gallstones, also known as Brazilian magnets. Originating from the tropical jungle in southern Brazil, it is influenced by the local tropical climate and special geographical location. This kind of stone is rich in rare minerals and is naturally magnetic.

Coins that can be adsorbed (ten cents or fifty cents) should be new iron-nickel alloy products, so they can be adsorbed.