Fang Gang: Yakasimba, bhaa zvinhu.Yakasiyana nesquare chubhu, hollow chubhu ndeyechubhu.Simbi (Simbi): Icho chinhu chine maumbirwo akasiyana-siyana, saizi uye zvivakwa zvinodikanwa nesimbi ingots, mabheti kana simbi kuburikidza nekumanikidza kugadzirisa.Simbi chinhu chakakosha chinodiwa pakuvaka kwenyika uye nekuzadzikiswa kwezvinhu zvina zvemazuva ano.Inoshandiswa zvakanyanya uye ine mhando dzakasiyana dzezvigadzirwa.Zvinoenderana neakasiyana-siyana maumbirwo, simbi inowanzo patsanurwa muzvikamu zvina: profiles, mahwendefa, pombi uye zvigadzirwa zvesimbi.