How much does it cost to buy a proton heavy ion card for 10 years

900,000 yuan. According to a search of metabo.com, the Proton Heavy Ion Card is a membership card that provides special medical services related to Proton Heavy Ion Therapy and costs $900,000 to buy for a ten-year term. Proton heavy ion therapy is a high-precision radiation therapy technique used to treat certain cancers and other diseases.