OPT imaumirira kupanga ma brand ndi mtundu wake, mukamagula zinthu za OPT, mukugula ntchito yodalirika komanso moyo wa zida.Kwa zaka zambiri, zida za OPT zakhala zikudziwika bwino ndi makasitomala apakhomo ndi akunja.
Zida zida: CBN tungsten chitsulo, diamondi
Makina ogwiritsira ntchito: Kuyika kwa CBN kumagwiritsidwa ntchito kwambiri popanga zida zolimba komanso zonyezimira, monga chitsulo cholimba, chitsulo chosungunuka, ma superalloys, ndi zoumba.Zoyika za CBN zitha kugwiritsidwa ntchito pamitundu yosiyanasiyana ya zida zamakina, monga lathes, makina amphero, makina otopetsa, ndi makina opera.