Alumina Ceramics: Zaka Khumi Zazatsopano ndi Kukula ku Alumina Techno zirconia zolimbitsa alumina
Mawu Oyamba: Kuwonjezeka kwa Alumina Ceramics mu Zamakono Zamakono za Alumina ceramics– odziwika chifukwa cha kulimba kwawo kodabwitsa, kutentha kukana, ndi magetsi…