Vatengi vekuAmerica vakauya kuChina kuzoongorora chigadziko chetii.China ine nhoroondo yakareba yemiti yetii.Tekinoroji yekugadzira tii munyika yose yakabva kuChina.Kushanya kwevatengi vekuAmerica kunosanganisira mweya wesirika nzira.