Chida cha Pneumic Chalching

Kya othamanga ndi chitsimikizo cha zopatsa chidwi ndi ogulitsa ku China omwe angathe kuyambitsa chida cha matenda a cerumac . Titha kupereka ntchito zaluso komanso mtengo wabwino kwa inu. Ngati mukufuna chitsimikizo cha zida zamphamvu , chonde funsani nafe. Malangizo: Zosowa zapadera, mwazitsanzo, oem, odm, omwe amasinthidwa malinga ndi zofuna, kapangidwe ndi ena, chonde nditumizireni zofunika mwatsatanetsatane. Timatsatira mtundu wa nthawi yotsimikizika kuti mtengo wa chikumbumtima, ntchito yodzipereka.