Taganizirani za kupanga ndi kupanga mizere extrusion ku Shanghai kuyambira 1992. Izi meltblown nonwoven faric kupanga makina amapanga meltblwon nsalu, amene ali osiyanasiyana malonda ntchito kuphatikizapo chigoba nkhope, zovala opaleshoni, zovala zoteteza, ndi thewera wakhanda ndi zina zotero.
Posachedwapa, nsalu yosungunuka imayikidwa pakatikati pa chigoba chotetezera, monga chofunikira kwambiri chapakati kuti atseke tinthu tating'ono ndi mabakiteriya.
Nthawi yotumiza: Nov-27-2020