Ukusetshenziswa okuyinhloko kobuchwepheshe be-ultrasonic emkhakheni wokulungiselela umuthi wendabuko waseShayina ukukhishwa kwe-ultrasonic.Inani elikhulu lamacala lifakazela ukuthi ubuchwepheshe bokukhipha i-ultrasonic bungakhuphula ukusebenza kahle kokukhipha okungenani izikhathi ezingama-60 uma kuqhathaniswa nobuchwepheshe bendabuko.

Kusukela mhla zi-3 kuye ku-5 Novemba 2020, uMbukiso Wemishini Yamazwe Ngamazwe Yezemithi yethulwa e-Chongqing, e-China.Esizeni sombukiso, abadayisi bethu abangochwepheshe kanye nabasebenzi bezobuchwepheshe benza izingxoxo ezijulile nezivakashi ezivela kuwo wonke umhlaba, babelane ngolwazi futhi bafunde komunye nomunye.