Zvichienderana nehuwandu hwehurumende yeChina, huwandu hwesimbi dzakatengeswa kunze kwenyika kubva kuChina muhafu yekutanga yegore hwaive matani angangoita mamiriyoni makumi matatu nemanomwe, zvichiwedzera neanopfuura makumi matatu muzana pagore.
Pakati pazvo, mhando dzakasiyana dzesimbi dzinotengeswa kunze kwenyika dzinosanganisira denderedzwa newaya, dzine matani angangoita mamiriyoni mashanu nehafu, simbi yechikamu (matani mamiriyoni gumi nemana), ndiro yesimbi (matani mamiriyoni makumi maviri nemana nepfumbamwe), uye mapaipi esimbi (matani mamiriyoni matatu nemazana matanhatu).
Uyezve, nzvimbo huru yaishandiswa simbi idzi dzekuChina yaive South Korea (mamiriyoni 4.2 ematani), Vietnam (mamiriyoni 4.1 ematani), Thailand (mamiriyoni 2.2 ematani), Philippines (mamiriyoni 2.1 ematani), Indonesia (mamiriyoni 1.6 ematani), Brazil (mamiriyoni 1.2 ematani), uye Turkey (906,000 matani).