 Rambai muchinyora ndima iyi - Bianhu yaiva nzira yokunyoresa mhuri yakatangwa pashure pokubatanidzwa kweQinmuna 221 BC. Gadziriro yacho yakashandura mhuri dzomunhu oga kuva boka rakanyorwa kuti vanhuwo zvavo vakanyorwa mubhuku remhuri. 