丹书铁契

Explanation: Dan Book: The cinnabar write; iron Lease: The iron's certificate. Hero of the ancient emperors for generations to enjoy the preferential treatment given or a certificate of impunity. Diploma in Writing by Dan on iron, hence the name. 　　Source: "Han Ji Gotti down" and with the hero character profile for the oath, Dan Book iron Lease, Golden sarcophagus, possession of the ancestral temple. "