Wannan ita ce China ninki biyu fitar da haske keel Roll forming inji.Na'ura ɗaya na iya samar da bayanan martaba guda biyu daban-daban a lokaci guda.Mafi kyawun fa'ida shine adana sarari.Saurin samarwa shine 40m/min tare da yankan bin diddigi.
Lokacin aikawa: Mayu-19-2021